Science Essentials

What the course covers

8 modules, 32 topics. Open any one to see what sits inside it.

1. 1.1 Variables and fair testing
2. 1.2 Accuracy, precision and repeatability
3. 1.3 Tables, graphs and analysis
4. 1.4 Evaluating a method
1. 2.1 Cells, organs and systems
2. 2.2 Nutrition, digestion and circulation
3. 2.3 Respiration and photosynthesis
4. 2.4 Health and disease
1. 3.1 Reproduction and inheritance
2. 3.2 Variation and evolution
3. 3.3 Ecosystems and interdependence
4. 3.4 Human impact on the environment
1. 4.1 Particles and states
2. 4.2 Atoms, elements and compounds
3. 4.3 The periodic table
4. 4.4 Mixtures and separation
1. 5.1 Reactions and word equations
2. 5.2 Acids, alkalis and salts
3. 5.3 Metals and reactivity
4. 5.4 Rates and energy changes
1. 6.1 Forces and what they do
2. 6.2 Speed, distance and acceleration
3. 6.3 Work, energy and power
4. 6.4 Pressure and moments
1. 7.1 Energy stores, transfers and efficiency
2. 7.2 Light and sound
3. 7.3 Circuits and components
4. 7.4 Magnetism, and generating electricity
1. 8.1 The Earth's structure and resources
2. 8.2 The atmosphere and climate
3. 8.3 The solar system
4. 8.4 Answering science exam questions

By the end of this course you will be able to explain and apply:

Two hours, not two months Eight short modules. Finish in a day, or do one module a night for a week.

Built around the school week Short enough to fit an evening, and pitched at the stage your child is actually in.

Built for a phone Watch on the bus, pause mid-module, pick up where you stopped. No download, no lab.

A certificate that can be checked Every certificate carries an ID your college or an employer can verify on our site.

About two hours in total — eight modules of roughly fifteen minutes. You can do it in one sitting or spread it across a week. Your place is saved either way.
No. There is no prerequisite course and no software to install. A phone, tablet or computer with an internet connection is enough.
Yes. This course is placed at Secondary Stage for India, and the content is written for that level. If you are at a different stage, change your level at the top of the page and the courses will change with it.
A certificate for the course, carrying an ID that your college or an employer can check on our verification page. You keep access to the material afterwards.
Yes — ₹360 for this course on its own, or ₹1,050 for all five in this set, which works out cheaper if you want more than one.
There is a short quiz at the end of each module so you can check what stuck. It is not timed and you can retake it.
Change your country using the picker at the top. Level names, degree names and prices all switch to that country, and the courses adjust to its education system.

Wording shown for India. Pick a different country at the top and the terms, currency and programme names change with it.