Learn maths by seeing it

Interactive visual tools for GCSE Mathematics. No calculator needed — build intuition through exploration.

Number & Arithmetic
x
Area model multiplier
Visualise multiplication as rectangles. Decompose numbers by place value and see partial products.
Number
½
Fraction explorer
Add, subtract, multiply and divide fractions with visual bar models and step-by-step working.
Number
%
Percentages
Increase, decrease and reverse percentages with visual bar representations.
Number
:
Ratio explorer
Simplify ratios, find equivalents, and share amounts with proportional bar models.
Ratio & Proportion
Algebra
=
Seesaw balance
Drag weights onto a seesaw to understand what the equals sign really means.
Algebra
x
Linear equations
Solve equations step-by-step with a visual balance scale. Apply operations to both sides.
Algebra
>
Inequality seesaw
Drag weights to explore inequalities. See why multiplying by a negative flips the sign.
Algebra
≤
Inequality solver
Solve inequalities with number line visualisation. Simple, two-step and compound.
Algebra
()
Expanding brackets
Single and double brackets expanded with the grid method and FOIL, step by step.
Algebra
x²
Solving quadratics
Solve ax² + bx + c = 0 by factorising into two brackets or with the quadratic formula, see the solutions on the graph, then practise with the maths keyboard.
Algebra
fx
MathBlocks equation builder
Build expressions from blocks and evaluate them, then solve linear, simultaneous and quadratic equations, fractions, SOHCAHTOA and angles step by step.
Algebra
n
Sequences & nth term
Explore arithmetic and quadratic sequences. Find the nth term with visual dot patterns.
Algebra
xy
Simultaneous equations
Solve pairs of equations graphically and algebraically. See where the lines cross.
Algebra
m
Coordinate geometry
Explore y = mx + c interactively. Adjust gradient and intercept with sliders.
Algebra
Geometry & Measures
∠
Angle rules
Complementary, supplementary, straight line, vertically opposite, triangle, quadrilateral and parallel lines.
Geometry
Δ
Pythagoras & trigonometry
Interactive right-angled triangles. See Pythagoras visually and explore SOH CAH TOA.
Geometry
○
Circle theorems
Drag points around a circle and watch the theorems come alive.
Geometry
↺
Transformations
Reflect, rotate, translate and enlarge shapes on an interactive coordinate grid.
Geometry
Probability & Statistics
P
Probability & tree diagrams
Build tree diagrams, simulate experiments, and see probability converge to theory.
Probability
Practice worksheets
½
Simplifying fractions
10 fractions to simplify fully. Type each answer and get instant feedback, with help for your own fraction.
Practice
=
Solving linear equations
10 one-step and two-step equations to solve. Three tries each, with a score at the end.
Practice
xy
Simultaneous equations
5 pairs of equations to solve for x and y, typed as x=6, y=4.
Practice
✎
All practice worksheets
The full list of worksheets, with your progress on each one saved on this device.
Practice
More maths tools
★
Maths Arcade
Algebraic fractions and quadratic equation worksheets. Type answers with the maths keyboard and earn stars.
Practice
▲
Maths Lab
Challenges you solve by moving things: straight-line graphs with m and c sliders, and triangles you drag into shape.
Explore
▶
Quick Explainers: maths
Short videos on one idea at a time (fractions, HCF and LCM, negative numbers, equations…), each with practice questions.
Video
Built for Haute Vallée School · GCSE Mathematics