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Every subject gets its own lab — the thing you can actually poke at, whether that is a titration curve, a truth table or a hydrograph — plus six real questions from its bank, marked instantly with full explanations.

A-Level · 16 labs

Edexcel · 9EB0

Supply & demand cutting mat, elasticity and revenue, and a tax-incidence wedge.

Edexcel · 9BS0

Break-even chart, editable cash-flow forecast and an investment appraisal engine.

A live CPI weighting heatmap plus an AD/AS shock machine.

A-Level Biology

Enzyme kinetics, water potential, predator-prey cycles.

A-Level Chemistry

Titration curves, Haber yields, Boltzmann tails.

A-Level Computer Science

Bit bench, a fetch–decode–execute stepper, and a search race that counts every comparison.

A-Level English Language

Language-levels x-ray, a politeness dial and a semantic-shift timeline.

A-Level English Literature

Critical-lens switcher, a prosody bench and a thesis builder.

A-Level Further Maths

Argand playground, 2×2 matrix transformer and a polar-curve plotter.

A-Level Geography

Hydrograph builder, littoral drift model, urban heat island transect.

A-Level History

Causation weigher, provenance dial, interpretation spectrum.

A-Level Physics

Projectiles with drag, double-slit fringes, live decay curves.

A-Level Psychology

A forgetting curve you can bend, Asch and Milgram's real figures, and a scattergram that lies.

A-Level Sociology

A mobility grid you can open and close, a sampling simulator, and a methods-in-context chooser.

Edexcel · 9EC0

A-Level Economics A

A welfare-loss triangle you can tax away, plus a live multiplier engine.

Edexcel · 9MA0

Function transformer, first-principles differentiation and a normal-distribution shader.

GCSE · 14 labs

GCSE Maths (Foundation)

Line plotter, percentage bar model and an area/perimeter playground.

GCSE English Language

Sentence workshop, register dial and a punctuation lab.

Enzymes, osmosis in potato, limiting factors.

A profit and margin machine plus a market-share pie you control.

Rate curves, the pH ladder, reaction profiles.

GCSE Combined Science: Trilogy

Rates, heating curves, displacement — chem, bio, physics.

GCSE English Literature

Analysis builder, sonnet machine and a comparison mixer.

Population pyramid morpher, river long-profile walk, hazard vulnerability model.

Causation weigher, source-utility builder, chronology challenge.

GCSE Maths (Higher)

Quadratic explorer, unit-circle trig traces and scale-factor stretcher.

I–V characteristics, wave speed, stopping distances.

GCSE Psychology

Forgetting curve, the memory stores and a reconstructive-memory retelling.

GCSE Religious Studies

Ethical position map, 12-mark scaffolder, problem-of-evil weigher.

GCSE Computer Science

Build a logic circuit, flip bits into hex, and step three sorts while the counters run.