CAMBRIDGE INTERNATIONAL GCSE: BIOLOGY, CHEMISTRY, PHYSICS AND MATHEMATICS

A partir de 22.43 $ /h

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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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.

Formación

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

Experiencia / Calificaciones

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.

Edad

Niños (7-12 años)

Adolescentes (13-17 años)

Adultos (18-64 años)

Tercera edad (65+ años)

Nivel del estudiante

Principiante

Intermedio

Avanzado

Duración

60 minutos

La clase se imparte en

inglés

Habilidades

Química

Biología

Física

Disponibilidad en una semana típica.

(GMT -04:00)

Nueva York

En línea vía webcam

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

23.61 $ /h

🧪 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.

Scientific subjects for Biology, maths and physics

23.61 $ /h

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.

Raef

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Graduated with an experience of more than 18 years, I give private lessons in Mathematics - Analysis - Matrices - Statistics - Algebra - Geometry - Physics - Chemistry - Biology and Geology to students of Terminales, Bac 1ère, Seconde, Brevet as well as students of CNED or international CGSE (from grade 8 to 12 IB), competitive examinations and medical university preparatory classes or 1st and 2nd university years for the academic year 2022/2023 either at home or by internet online by the very modern practical virtual class method which includes an interactive board equipped with geometric tools and pens shared with the student on which one can expose and write, plus Skype or ZOOM to communicate.
My students' results are marked GOOD, VERY GOOD AND EXCELLENT each year.
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Matías

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Do you aspire to master mathematics, physics and engineering at a university level? Do you want to exceed your limits and excel in these demanding fields? Do not search anymore ! Our tailor-made private lessons are there for you.

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Marc

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Graduated in mathematics and physics, I offer my help to students who encounter difficulties in these two subjects. My approach is to review with them the key points of the lessons and to assist them in their homework, whether at home or through online sessions via webcam.
Do not hesitate to contact me for a first request; I usually respond within 24 hours.
My goal is to help the student understand his course and his exercises, and to guide him on the right path so that he can succeed in his school or university year. I support students of all levels, from 14 years old to the second year of university, in the fields of science, economics or any other field where courses in mathematics, statistics, computer science and physics are exempted.
Classes can be given at home (with a price including the class and travel expenses) or by webcam (with a specific price for the online course).
For rehearsal sessions, I generally recommend between 1 and 2 hours per week, and up to 10 hours per week for intensive review and refresher courses.

Nadine

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(for English description see below)
Hi there,
I offer tutoring for math and science subjects here.
Regardless of whether it's school, university or work - having to learn to pass a subject is neither fun nor much point, as you'll soon forget most of it.
But how can it be better?
I have experienced several times how much of success depends on the emotions associated with learning. That's why I'll try to create an environment in which you feel free to make mistakes - because mistakes are important for learning! I rely on understanding, patience and curiosity to develop a positive relationship with learning rather than applying pressure.

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I would be happy to have an introductory meeting in order to take your needs and wishes into account from the outset.
Background information about me:
I am a qualified engineer (mechanical engineering) with 3 years of work experience, as well as a master's degree in bionics (cross-sectional discipline between biology and engineering) and a PhD in environmental protection of mountain regions. I was active as a youth leader at the Alpine Club.
I have been giving tutoring lessons on the side ever since I was at school.
I am pleased to meet you.

Hello,
I offer tutoring for maths and science subjects.
Whether at school, university or work - learning to pass a subject is neither fun nor makes much sense, as you soon forget most of it.
But how can it be better?
I have learned many times how much success depends on the emotions associated with learning. That's why I try to create an environment in which you feel free to make mistakes - because mistakes are important for learning! I focus on understanding, patience and curiosity in order to develop a positive relationship with learning rather than exerting pressure.

Following the neurobiologist Gerald Hüther, I see the art in setting just the right amount of challenges to be exciting, but not frightening, so that you automatically develop the joy of discovery.
I would be happy to meet with you to discuss your needs and wishes from the outlet.
Background information about me:
I am a graduate engineer (mechanical engineering) with 3 years of work experience, as well as a master's degree in bionics (cross-sectional discipline between biology and engineering) and have a PhD in environmental protection of mountain regions. I was active in the Alpine Club as a youth leader.
I have been tutoring on the side since my own school days.
I look forward to getting to know you.

Maths-Tutor

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Math 📐and Physics ⚛️ Classes In 🇨🇾 Cyprus ONLINE AND IN PERSON (English)
Clases de Matemáticas 📐 y Física ONLINE en ⚛️ 🇪🇸 (Español)

For CYPRUS (Nicosia, Aglantzia, we can meet in person)

🇨🇾 I offer Mathematics 📐 and Physics ⚛️ classes tailored to secondary school students 🏫 and international programs 🌍. Lessons can be online 💻 or in person 👨‍🏫, according to your preference. My goal is to help you **understand concepts clearly 💡, develop strong problem-solving skills 🧠➗, and build confidence for exams 📝🎯.

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🇨🇾 If you need to improve your grades 📊, prepare for an important exam 📝, or strengthen your foundations in mathematics or physics 📐⚛️, I will be happy to help. 😊🚀

Marcos

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80% of my students got accepted in the 2025 exam, I am sure I can help you out in the 2026 exam!

TU Delft is Europe's most prestigious university for aerospace studies, preparing some of the best engineers. However the selection procedure is tough and demanding, and only those prepared have a chance to succeed.

As a TU Delft student, I know from first hand how stressfull this process is, and can therefore help you succeed in the preparation of these exams. I have previous experience as a tutor back in high school, helping students improve their grades from Cs to As.

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I am looking forward to help you in your journey as an aerospace engineer!

Sebastián

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Do you want to learn chemistry? Do you find it difficult and think the subject is impossible?
In the following Chemistry classes, you'll learn from the basics and progress until you fully understand the subject. I'll teach you using techniques and strategies that make the subject easy, simple, and fun for you, so you'll enjoy the time we spend learning.
Like you, I'm young and I understand the difficulties involved in studying a subject like Chemistry. However, I've found methods and ways for you to learn from the most basic to the most advanced, and believe me, you'll learn a lot.

Sabrina

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Hi I'm a college student, I have advanced knowledge in subjects like, algebra, calculous, math in general, physics, and some statistics. Also, I'm a native Spanish speaker, so I can also help you with grammar, pronunciation. My main goal is to help you understand the topics that you struggle with, because in my experience, sometimes what you need is a different approach of how things are done rather than it being too difficult.

Miguel

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I offer personalized chemistry lessons for school and university students, from basic concepts to more advanced topics in general and organic chemistry.
My classes are designed to help students truly understand chemistry, not just memorize formulas. I explain each topic step by step in a clear, patient and practical way, adapting the lesson to the student's level and goals.
I can help with:
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-Stoichiometry
-Atomic structure
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Homework, quizzes, exams and final reviews
My lessons are ideal for students who want to strengthen their foundations, improve their grades, prepare for an exam, or feel more confident in class. I can also help organize study material and solve exercises together during the lesson.
Each class is tailored to the student's pace, so whether you are struggling with the basics or need support with university-level topics, I will help you move forward with confidence.

Andres

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¿Te imaginas tener clases donde el aprendizaje fluye naturalmente, donde cada concepto se haga entendible y cada duda se resuelva al instante?
¡Bienvenido a mis clases!

En mi metodología, la interacción con el alumno es la clave. Utilizo materiales didácticos donde juntos exploramos tanto la teoría como la práctica de cada tema( El alumno obtendrá el material utilizado después de cada clase). Pero lo que realmente marca la diferencia es mi enfoque personalizado.

El cual consta de la habilidad para comunicarme, comprender y empatizar con mis alumnos. He desarrollado un modelo para detectar y abordar las dificultades individuales de cada estudiante. No importa cuán grande sea el obstáculo, juntos lo superaremos.

En mis clases, la participación es fundamental. Aquí, tus dudas no son solo bienvenidas, ¡son imprescindibles! La confianza y la comunicación abierta son la base de nuestra relación. Te garantizo que nunca te irás con dudas sin resolver.

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Matilde

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I offer personalized tutoring sessions for children and young students, focusing on Portuguese, English, and general homework support.

My goal is not only to help students understand the subject, but also to build confidence, improve study methods, and make learning more engaging and effective. I adapt each session to the student’s level and needs, ensuring a supportive and motivating environment.

I am patient, organized, and committed to helping each student reach their full potential. Lessons can be conducted online or adapted to the student’s schedule.

Christian

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Docente de Matemáticas y Ciencias Exactas con más de 10 años de experiencia en instituciones educativas de nivel secundario, bachillerato y universitario. Especialista en la integración de tecnologías digitales y metodologías innovadoras como la gamificación y el aprendizaje basado en proyectos. Con formación de Magíster en Educación, mención Pedagogía en Entornos Digitales, y sólida preparación en ingeniería de sistemas, combina el dominio de contenidos matemáticos (álgebra, cálculo, estadística, geometría analítica y del espacio) con estrategias pedagógicas que fomentan el pensamiento lógico y el aprendizaje significativo.

Daniela

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Hola! Brindo clases particulares para nivel secundario. Con experiencia en docencia en este nivel, por lo que conozco el enfoque con el que tenes que incorporar el conocimiento para aprobar tus materias! Nos concentraremos en entender, en extraer el contenido importante y en establecer reglas mnemotécnicas.

Flor

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Looking for academic support that actually works? My name is [Your Name] and I offer personalized classes in Math, Physics, Chemistry, and English for all levels: Elementary, Middle School, and High School.

With years of teaching experience, my goal is not only for the student to pass, but also to understand the "why" of things and gain autonomy.
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Adaptable Methodology: I adjust the pace according to the needs and learning style of each student.

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Miguel

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A good foundation in Biological Sciences is essential for professions such as Medicine, Environmental Studies, Epidemiology, Exercise Physiology, and more.

The content will be adapted to individual needs.

Special emphasis will be placed on key concepts and experiments to facilitate knowledge retention.

Introductory or intermediate content covering all levels of biological organization, from biomolecules to ecosystems: Biochemistry, Genetics, Microbiology, Botany, Zoology, Evolution, and Ecology. For advanced content, please inquire in advance.