Choose how you revise

The free account keeps the books' promise of extra worked questions. Premium turns the 13-week plan into a daily study companion.

Early-bird offer: 10% off Premium until the end of January with the code EARLYBIRD.

Free

£0

For everyone who owns a book

Extra fully worked questions for every chapter

Printable spaced-repetition planner

A preview of Week 1 of the daily plan, one sample video and one sample quiz

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Premium monthly

£14.99

a month, cancel any time

Everything in Free

Every Premium feature listed below

Good if you are starting late or want to try Premium first

Start monthly

Best value

3-month pass

£34.99

one payment, about £11.66 a month, no renewal

Everything in Premium for the full 13-week plan

The eBook editions of Volume 1 and Volume 2 for your exam board, yours to keep

Saves £9.98 compared with three monthly payments

Get the 3-month pass

What Premium includes

Everything is matched to your exam board and to the chapters in your book.

A day-by-day 13-week schedule

Today's topic, plus every review that falls due 1, 3, 7, 14 and 30 days after you finish a chapter, each linked to its recall cards.

Narrated video explanations

Short videos on the topics and question types students find hardest, with captions.

Quizzes and recall cards

Auto-marked questions for every chapter. Cards you get wrong come back sooner.

Timed mock papers

Original papers with a countdown timer and a mark breakdown for every question.

Study and memory techniques

A short course on retrieval practice, spacing, interleaving and exam technique.

Progress, reminders and a parent view

See your weakest topics, get an optional reminder on review days, and invite a parent to see a summary of your progress.