by 25Thirty

Smarter practice for GCSE Computer Science.

Short, focused activities help you strengthen your knowledge, spot gaps and become more confident with exam questions.

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Single sign-on · Verified school rosters · OCR J277 specification ready

Today's recommendation for Harriet

Based on your spacing retrieval schedule:

⚡ Spaced Theory Review: Systems Architecture

You last studied CPU registers 3 weeks ago.

5-8 minutes

// Run standard binary check
bin_input = "1101"
print("Denary equivalent:", int(bin_input, 2))
> Denary equivalent: 13

How it works

Smarter practice for GCSE Computer Science in three simple steps.

Daily recommendation

Log in each day to see a 10-minute targeted retrieval practice or theory review recommended specifically for you based on spacing algorithms.

Targeted practice

Complete math drills, Python compiler sandbox challenges, or scaffolded written answers with automated formative feedback.

Teacher insight

Your progress, code solutions, and essay scores are sent to your teacher's console for overrides, assignments, and secure feedback.

Features

Everything you need to master GCSE Computer Science.

Math drills

Conversions between binary, denary, and hex, plus file-size calculations with step-by-step working feedback.

Python sandbox

Write code inside the browser with a progressive support ladder to guide you from tracing variables to final solutions.

Scaffolded essays

Develop detailed answers for high-mark ethical, legal, and environmental issues with constructive formative feedback.

Spaced retrieval

Theory quizzes that automatically map memory retention and flag topics for review when you are starting to forget them.

Pricing

Accessible school-wide licensing built for school budgets.

School license

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Includes student-roster syncing, full curriculum access, secure messaging, and administration tools.

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