GCE A-Level & IGCSE, designed around how learning and memory work, so you understand deeply, remember longer, and enter your exam ready.
Lessons in· 20 languages
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Every lesson is one more way of seeing what's around you.
Subjects we cover
With practice questions and lessons in 20 languages.
Cambridge· 9709
A-Level Mathematics
Quadratics
5
papers
121
lessons
170
questions
Cambridge· 9702
A-Level Physics
Forces & motion
12
modules
98
lessons
1113
questions
Cambridge· 0625
IGCSE Physics
Motion
6
modules
116
lessons
1052
questions
Cambridge· 0580
IGCSE Mathematics
Number
10
modules
142
lessons
1149
questions
Edexcel· 4MA1
IGCSE Mathematics
Ratio & proportion
10
modules
158
lessons
1206
questions
🕐 Coming soon: Edexcel A-Level Maths · more subjects on the way
See it in action
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Interactive Labs
Drag the slider. Change the radius. Watch the centripetal force update in real time. Understanding by doing, not just reading.
F = mv²/r
AI Tutor
Stuck on a derivation? Ask anything, anytime. Get step-by-step explanations, not just answers.
How do I derive F = ma?
Start with dp/dt = d(mv)/dt…
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Lesson Cards
Each lesson is short, focused, and ends with practice. Stack a few before bed; you'll be surprised how much sticks.
Newton's Second Law
F = ma
Expert-Curated Lessons
Every lesson is written and reviewed by subject specialists, mapped lesson-by-lesson to the official exam syllabus. Nothing off-spec, nothing missed.
Mapped to syllabus 9702
Reviewed by specialists
Exam-board aligned
Video Lessons
Prefer to watch? Short, focused video walkthroughs break down the trickiest concepts step by step. Pause, rewind, and learn at your own pace.
Auto-Graded Problems
Write out full solutions and let AI mark them against the mark scheme, earning partial credit point by point, with feedback on exactly where you lost marks.
✓Correct method
✓Correct substitution
✕Missing unit (N)
Score: 2 / 3 marks
Built for how students actually learn
Spaced repetition
Review concepts at carefully timed intervals, just before you are likely to forget them, to build lasting retention through exam day and beyond.
Active recall
Deliberate mental effort improves long-term memory. Lessons are designed to help you retrieve what you have learned.
Interleaving
Mix topics, not block them. Your brain learns to apply the right concept to the right problem.