Scientific subjects for Biology, maths and physics

من 89.25 SAR /س

This course aims to provide you with the knowledge and tools needed to better understand and master mathematics, Chemistry and physics. We offer personalized support to students of all specialties.

Sessions can be tailored to your specific needs, whether you are alone or in a group. We adjust the sessions according to your level and expectations.

Please do not hesitate to contact us if you have any questions.

معلومات إضافية

Lessons are conducted via webcam, ensure you have stable internet.

المكان

عبر الانترنت من زامبيا

من أنا؟

Experienced Science Educator with nearly a decade of teaching Biology and Chemistry across A Level, AS Level, O Level, IGCSE, Edexcel, and IB curricula, complemented by proficiency in Physics and Mathematics. Passionate about problem-solving, scientific inquiry, and continuous learning through documentaries and research, I am dedicated to delivering high-quality education that inspires curiosity, fosters critical thinking, and drives academic excellence in students.

المستوى التعليمي

Acquired Bachelor's degree in science education, certificate in Science capital learning, Certificate in Blended learning in science practicals, and still learning.

الخبرة / المؤهلات

Experienced Science Educator: Trained and experienced teacher of Biology and Chemistry, with extensive experience in teaching A Level, AS Level, O Level, and IGCSE curricula.

Multi-Subject Expertise: Proficient in teaching Physics and Mathematics, in addition to Biology and Chemistry.

Proven Track Record: 4 years of experience in providing personalized tutoring in Biology and Chemistry for students taking IGCSE, A Level, AS Level, IB, and O Level examinations.

Passionate Learner: Avid enthusiast of problem-solving, watching science documentaries, and discovering new knowledge.

Dedicated Professional: Committed to delivering high-quality education, with a focus on fostering critical thinking, curiosity, and academic excellence in students.

السن

الأطفال (7-12 سنة)

شباب (13-17 سنة)

الكبار (18-64 سنة)

الكبار (65 سنة فأكثر)

مستوى الطالب

مبتدئ

متوسط

متقدم

المدة

30 دقيقة

45 دقيقة

60 دقيقة

90 دقيقة

120 دقيقة

الدرس يدور باللغة

الإنجليزية

مهارات

الفيزياء

الرياضيات

الكيمياء

الجاهزية في الأسبوع العادي

(GMT -04:00)

نيويورك

على الانترنت عبر كاميرا ويب

Mon

Tue

Wed

Thu

Fri

Sat

Sun

00-04

04-08

08-12

12-16

16-20

20-24

IB Chemistry, Brief Lesson Outline: The Electromagnetic Spectrum

89.25 SAR /س

🧪 IB Chemistry Apprentice Lesson Plan

Topic: The Electromagnetic Spectrum
Level: IB Year 1 (Apprentice)
Duration: 60 minutes

Lesson Objectives

By the end of this lesson, students should be able to:

‣ Describe the electromagnetic spectrum and identify its different regions.
‣ Understand and apply the equation c = fλ.
‣ Differentiate between a continuous spectrum and a line spectrum.
‣ Explain the concept of quantized energy in atoms.

Lesson Outline

Introduction (0–5 minutes)
Start the lesson by asking students a few engaging questions:
What are some examples of invisible light or radiation around us?
Why do we wear sunscreen?

Allow brief responses, then explain that all of these examples are part of the electromagnetic spectrum, which we will study today.

Teaching Phase 1 – Overview of the Electromagnetic Spectrum (5–15 minutes)
Introduce the electromagnetic spectrum. Explain that it is a range of all electromagnetic waves, which vary by frequency and wavelength. Emphasize that all electromagnetic waves travel at the same speed in a vacuum – the speed of light, c = 3.00 × 108 m/s.
Key formula to introduce: c = fλ, where:
c = speed of light
f = frequency (Hz)
λ = wavelength (m)

Point out that high-frequency waves have short wavelengths and higher energy (like gamma rays), while low-frequency waves have long wavelengths and lower energy (like radio waves). Display a spectrum diagram showing the range from radio to gamma rays, with visible light in the center.

Teaching Phase 2 – Spectrum Types: Continuous vs. Line Spectrum (15–25 minutes)
Explain the difference between continuous and line spectra.

A continuous spectrum** contains all wavelengths in a range, like a rainbow produced when white light passes through a prism.
A line spectrum** shows only specific wavelengths or frequencies. This happens when excited electrons fall back to lower energy levels and release photons of specific energies.
Explain that energy is **quantized**—electrons cannot have just any amount of energy; only specific values are allowed. Use the helium line spectrum image as an example.

Real-World Examples and Class Discussion (35–45 minutes)
Give students three practical examples and discuss their uses:

1. Microwaves – Used in cooking and communications.
2. Ultraviolet (UV) rays – Cause sunburn; used in sterilizing equipment.
3. Gamma rays– Used in cancer treatment and in detecting radioactive materials.

Ask students:
Where do you see or use electromagnetic waves in your daily life?
Encourage short contributions to reinforce understanding.

Student Exercises (45–55 minutes)
Have students complete these three questions individually:

1. A wave has a frequency of 6.0 × 1014 Hz. Calculate its wavelength using c = 3.00 × 108 m/s.
2. Explain the difference between a continuous and line spectrum, with an example of each.
3. Why are gamma rays more dangerous to humans than radio waves?

Wrap-Up and Recap (55–60 minutes)
Call on a few students to briefly summarize one key thing they learned.

84.78 SAR /س

Nothing beats personalized one-on-one lessons.
I am a certified, experienced international tutor with in-depth knowledge of Cambridge IGCSE, A-Levels, O-Levels, and the IB Diploma curricula. I provide both online and in-person tutoring in Physics, Chemistry, and Biology, covering the British, American, and Indian systems.

My lessons are student-focused, designed to adapt to individual needs, and offered at affordable rates. With six years of professional teaching experience in science, I have worked with learners from around the world—including Belgium, Spain, Switzerland, Japan, the USA, the Caribbean, the UK, India, China, Singapore, Malaysia, Turkey, the Netherlands, Luxembourg, Germany, France, Italy, and South Africa.

Whether online or face-to-face, I aim to deliver the highest-quality private lessons to help students excel.
Book a session today—we can begin at a time that works best for you.

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Raef

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Experienced for more than 18 years, I give private lessons in Mathematics - Analysis - Matrices - Statistics - Algebra - Geometry - Physics - Chemistry - Biology and Geology to students of French program (aefe) of Terminales, Bac, 1ère, Seconde, Brevet or international high school in Australia (in English), competitive examinations and medical university preparatory classes or 1st and 2nd university years or to CNED students for the 2022/2023 academic year either at home or by internet online by virtual class method (by a link that serves as a board and projection screen and writing by the teacher and the student plus zoom or skype).
For more information, do not hesitate to contact me.

Dr.

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IGCSE Chemistry Content Overview:

1 The particulate nature of matter
2 Experimental techniques
3 Atoms, elements and compounds
4 Stoichiometry
5 Electricity and chemistry
6 Chemical energetics
7 Chemical reactions
8 Acids, bases and salts
9 The Periodic Table
10 Metals
11 Air and water
12 Sulfur
13 Carbonates
14 Organic chemistry

As and A level Chemistry Content overview:

Physical chemistry
1 Atoms, molecules and stoichiometry
2 Atomic structure
3 Chemical bonding
4 States of matter
5 Chemical energetics
6 Electrochemistry
7 Equilibria
8 Reaction kinetics
Inorganic chemistry
9 The Periodic Table: chemical periodicity
10 Group 2
11 Group 17
12 An introduction to the chemistry of transition elements
13 Nitrogen and sulfur
Organic chemistry and analysis
14 An introduction to organic chemistry 15 Hydrocarbons
16 Halogen derivatives
17 Hydroxy compounds
18 Carbonyl compounds
19 Carboxylic acids and derivatives 20 Nitrogen compounds
21 Polymerisation
22 Analytical techniques
23 Organic synthesis

IB Chemistry Content Overview:

Core
1. Stoichiometric relationships
2. Atomic structure
3. Periodicity
4. Chemical bonding and structure
5. Energetics/thermochemistry
6. Chemical kinetics
7. Equilibrium
8. Acids and bases
9. Redox processes
10. Organic chemistry
11. Measurement and data processing

Additional higher level (AHL)
12. Atomic structure
13. The periodic table—the transition metals
14. Chemical bonding and structure
15. Energetics/thermochemistry
16. Chemical kinetics
17. Equilibrium
18. Acids and bases
19. Redox processes
20. Organic chemistry
21. Measurement and analysis

Option
A. Materials
B. Biochemistry
C. Energy
D. Medicinal chemistry

IGCSE Physics Content Overview:

1 General physics
2 Thermal physics
3 Properties of waves, including light and sound
4 Electricity and magnetism
5 Atomic physics

Advanced Organic Chemistry Content Overview:
1. Carbon Compounds and Chemical Bonds
2. Representative Carbon Compounds: Functional Groups, Infrared Spectroscopy, & Intermolecular Force
3. An Introduction to Organic Reactions: Acids and Bases
4. Alkanes: Nomenclature, Conformational Analysis, & An Intro to Synthesis
5. Stereochemistry: Chiral Molecules
6. Ionic Reactions - Nucleophilic Substitution & Elimination Reactions: Alkyl Halides
7. Alkenes & Alkynes: Properties & Synthesis, Elimination Reactions of Alkyl Halides
8. Alkenes & Alkynes II: Addition Reaction
9. Spectroscopic Methods of Structure Determination
10. Radical Reactions
11. Alcohols & Ethers
12. Alcohols from Carbonyl Compounds, Oxidation-Reduction & Organometallic Compounds
13. Conjugated Unsaturated Systems
14. Aromatic Compounds
15. Reactions of Aromatic Compounds
16. Aldehydes & Ketones I: Nucleophilic Additions to the Carbonyl Group
17. Aldehydes & Ketones II: Enolates & Enols
Aldol & Alkylation Reactions
18. Carboxylic Acids & Their Derivatives: Nucleophilic Substitution at the Acyl Carbon
19. Synthesis & Reactions of a-Dicarbonyl Compounds: More Chemistry of Enolate Ions
20. Amines
21. Phenols & Aryl Halides: Nucleophilic Aromatic Substitution
22. Carbohydrates
23. Lipids
24. Amino Acids & Proteins
25. Nucleic Acids & Protein Synthesis

Mohamed

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(133)

Physics and chemistry are the gateway to understanding all sciences, as a science student you will need to be able to sort through the many complex features to become a true student scientist with a critical and curious mind. That's why I designed this course to help students prepare for their exams and the next school year to fill in the gaps they have in math and science.
I would like to inform you that I am a young researcher and I can also help you to acquire basic knowledge of Microsoft Office and other essential software for your career.

Manal

4.74

(133)

Vous êtes au collège ou au lycée (seconde, première) et vous souhaitez progresser en mathématiques, reprendre confiance ou améliorer vos résultats ?
Je propose des cours de soutien en ligne, entièrement personnalisés et adaptés à votre niveau.

Avec plus de 6 ans d’expérience dans l’accompagnement scolaire, je m’assure que chaque élève comprend les notions essentielles grâce à des explications simples, claires et adaptées à son rythme.

Mes cours permettent de :

consolider les bases fondamentales,

comprendre les méthodes attendues en contrôle,

apprendre à raisonner et à résoudre efficacement des exercices,

préparer les DS, les DM et les évaluations importantes.

✔️ Avantages :

Pédagogie adaptée à chaque élève

Cours interactifs et expliqués pas à pas

Horaires flexibles selon vos disponibilités

Suivi personnalisé avec progression assurée

🎯 Mon objectif : rendre les mathématiques plus accessibles, redonner confiance à l’élève et lui permettre d’atteindre ses objectifs scolaires.

Amin

4.74

(133)

Struggling with math, physics, or chemistry? You're not alone — these subjects are hard, and classroom explanations are rarely enough.
I offer personalized tutoring for middle school, high school, and early university students following the French Mission curriculum, the Moroccan national curriculum, or the international baccalaureate.
Topics covered:

Mathematics: algebra, geometry, calculus, trigonometry, probability
Physics: mechanics, electricity, optics, thermodynamics
Chemistry: organic, inorganic, stoichiometry, reactions

My approach:
I don't re-explain the textbook — I identify exactly where your understanding breaks down and fix it from there. Each session is built around your specific difficulties, not a preset program.
I completed CPGE (Classes Préparatoires aux Grandes Écoles) in Mathematics and Physics before graduating as a State Engineer — I know these subjects at an advanced level and I know where students typically get lost.
Individual and small group sessions available. Online (worldwide) in French, Arabic, or English.

Samaa

4.74

(133)

With over 4 years of experience I teach math curriculums (GCSE, IGCSE, IB CNISE, SAT) to students from earlier stages, elementary to high school. I focus on all mathematical concepts, develop classroom materials, organize activities, assign homework, grade tests, and prepare students for exams. I prepare mathematics curriculum for my students, like college entrance exams.

I demonstrate excellent mathematics skills and analytical thinking alongside solid instruction. I instruct my students throughout the year and create lesson plans, assign homework, and manage online classrooms. I keep in touch with parents to be aware of the progress.
I hold a Master's degree in Engineering with teacher education courses and I've achieved the highest grades in my math courses throughout the years with straight A Grades.

My Responsibilities towards my students
-Create a great environment that is conducive to learning.
-Care for and effectively assist students with special concerns.
-Analyze data to determine student progress and achievement.
-Work with individual and small groups of students to support mathematics instruction.
-Encourage students who need extra help
-Plan and carry out instructions, activities and prepare learning materials.
-Maintain appropriate records and follow required procedures and practices.
-Work with students to develop and monitor academic goals for both short-term and long-term success.

My qualifications
-Master Degree in Engineering
-An experienced teacher for over 4 years
-Experience with calculus, geometry, statistics, and trigonometry.
-Dedication to instruction of critical thinking and problem-solving with confidence in a collaborative environment.
- Leadership skills and a positive attitude when assisting with decision making.
-Demonstrated professionalism and dedication to continuous improvement.
-Time management skills.

Ramzi

4.74

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Des cours particuliers INDIVIDUELS et PERSONNALISÉS
sont proposés pour les élèves (du cm2 jusqu'au terminale) par un professeur expérimenté dans l'enseignement à distance.

objectifs et missions:
*rappel de cours
* remédiation des lacunes trouvées en temps réel
* résumé des notions de base nécessaire pour commencer l'apprentissage
*séries d'exercices et applications bien choisis
*entraînements aux épreuves et aux examens (des évaluations de temps à autre)
Avec une excellente pédagogie ayant faite ses preuves même avec les élèves en difficultés et avec des supports visuels attractifs...
Je peux assurer qu'avec la volonté et un peu de sérieux l'apprenant pourra améliorer rapidement ses notes , remédier ses lacunes et gagner de l'assurance (plus de confiance en soi)
le cours sera envoyé à l'apprenant à la fin de la séance sous format PDF avec quelques exo à faire tout seul après

Mohamed

4.74

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As a high school teacher with a Master's degree in mathematics and 11 years of experience in face-to-face and online teaching, I offer qualified and competent private lessons for all levels, ranging from high school TC-SC 1Bac Sc-SM to Bac PC-SM, through middle school and classes of 2nd and 1st general Terminale specialty of the French system, as well as for levels 5th, 4th and 3rd of middle school, and preparation for the baccalaureate and competitions .

I emphasize the method, with a rigorous, personalized approach adapted to the rhythm of each student in order to help him progress while regaining confidence in himself. My job is to identify each student's shortcomings, organize their time and manage their priorities.

I obtained a success rate of 100% for my final year baccalaureate students, 75% of whom obtained a good or very good mention. Some of them have joined the biggest business and engineering schools, as well as prestigious preparatory courses.

I offer online or face-to-face lessons.

Salah

4.74

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As a teaching professional, I have always enjoyed sharing my knowledge. My goal is to provide quality education. I am aware that some topics may seem complex, but often this is simply the result of an inadequate explanation by the teacher. With me, you will discover a real interest in the material!

We strive together to achieve academic excellence, overcoming the shortcomings and difficulties encountered by your child. Studies will become a pleasant experience for him. In addition to the courses, I can also help with school orientation, identifying their preferences and highlighting the advantages and benefits of a fulfilling educational ambition.

The sessions generally take place according to the following stages:

1️⃣ The first sessions are devoted to the assessment of the student's level in order to detect existing gaps.

2️⃣ Next, we create a personalized plan to address these gaps, including the number of hours of work needed, specific areas to focus on, and appropriate training and development exercises.

3️⃣ We stay in constant contact with the student's class teacher, to keep up to date with the latest requirements and ensure a consistent approach.

4️⃣ Subsequently, I provide exams similar to those that are likely to be asked in class, to prepare the student effectively.

5️⃣ Upon request, I write a regular report, usually monthly, to keep parents informed of their child's progress throughout their course.

I adapt my methodology according to the specific needs of each student, thus offering them a personalized and adapted work approach.

In addition, I offer crash courses for students preparing for the start of the school year, allowing them to start the year well prepared, with a solid lead on the school curriculum.

If you have any questions, do not hesitate to contact me. I will be happy to help you.

Mariem

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I am an experienced teacher, particularly in academic support and homework monitoring, whether online or in person.
I provide private lessons for primary school four sessions per week (Math, Reading and comprehension, French, Written expression).
I am experienced in teaching the Arabic language to non-Arabic speakers using booklets known as the volume of Medina series...

Badr

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My name is Badr and I am passionate about teaching mathematics. I offer private mathematics lessons in English🇬🇧 and French🇫🇷 tailored to students from primary to high school, including preparation for the baccalaureate and 3rd year middle school exams.

Using a clear and progressive approach, I simplify complex concepts to enable each student to better understand, gain confidence, and make lasting progress. Whether in arithmetic, algebra, geometry, or analysis, my sessions are personalized according to the level, pace, and needs of each student.
My goal: to help each student build a solid foundation, overcome their obstacles, succeed in their exams, and excel in their academic career.

Nour

4.74

(133)

Ce cours s’adresse aux étudiants de toutes spécialités souhaitant :

°° Renforcer leurs bases en mathématiques, physique et sciences d’ingénieur.

°° Comprendre en profondeur les concepts clés.

°° Préparer efficacement leurs devoirs, contrôles et examens.

Pourquoi choisir ce cours ?

°° Méthodes pédagogiques adaptées à chaque élève.

°° Explications claires et simplifiées pour une compréhension rapide.

°° Résolution d’exercices types et aide personnalisée.

Modalités des cours :

•• Cours en ligne interactifs avec un suivi personnalisé.

•• Horaires flexibles pour s’adapter à votre emploi du temps.

Mahmoud

4.74

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If you love scientific research, especially in the field of chemistry or pharmacy, but you do not know where to start or do not know the correct methods of scientific research, then welcome to the course dedicated to learning:
What is scientific research?
How to choose a search point
How to write scientific research
How to find the right journal to publish
How to publish in international journals
How to follow up and track research after submitting it to the journal
How to respond to the journal after the research has been reviewed by the referees?

Experience: About 20 years of practical experience in the field of chemistry, medicinal and aromatic plants, and pharmacy, with parallel training and private lessons for chemistry science curricula.

With my qualifications and experience, I hold a master’s degree and a doctorate in organic chemistry (chemistry of natural products), in addition to other graduate degrees and a doctoral scholarship in pharmaceutical sciences in Belgium from the Erasmus Mendus Organization of the European Union.

Raouf

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Are you a student in a bachelor's degree program, preparatory classes, or engineering school and need help understanding your math courses? I'm here to help you online.
Course in descriptive statistics, combinatorial analysis and probability. R programming language.
Algebra and analysis for the bachelor's degree.
Mathematics courses for engineering programs.
Numerical analysis courses for Master's and engineering programs.
High school diploma and university level.
I offer you the option of a single block course or sessions spread over several weeks.

Faten

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(133)

This fun and interactive math class is designed to help kids build strong math skills and confidence while enjoying the learning process! Through games, real-life examples, and easy-to-follow explanations, students will explore essential math topics such as addition, subtraction, multiplication, division, fractions, and problem-solving.

Each lesson is adapted to the child’s level and learning pace, encouraging curiosity, critical thinking, and a love for numbers. My goal is to make math simple, engaging, and rewarding for every student.

Whether your child needs extra help with schoolwork or wants to get ahead, this class provides the perfect balance of learning and fun!