Maths games and calculators
Solutions step by step, the way the Polish eighth-grade exam expects them. We give the Polish terms in brackets so pupils recognise them at school.
Games
- Find the pair – fractions, percentages and decimals
A free game for pupils at Polish schools: match a fraction with a percentage, a decimal or a picture. No time limit, and every mistake is explained.
- Result of the day – guess the calculation
A daily maths puzzle for pupils at Polish schools: you know the result – guess the 6-character calculation in 6 tries and practise the order of operations.
- Where is it? – fractions, percentages and decimals on a number line
A game for pupils at Polish schools: mark a fraction, a percentage or a decimal on a number line, then see the right place and the line split into equal parts.
- Four numbers – reach the target with operations
A game for pupils at Polish schools: combine four numbers by adding, subtracting, multiplying and dividing to hit the target. Then see other ways to get there.
- Balance scale – equations step by step
A game for pupils at Polish schools: an equation as a balance scale with x boxes and weights. Do the same on both sides and see every step in symbols.
- Two dice – which total comes up most often?
Roll two dice 1, 10 or 100 times and compare the results with the 6×6 table to see why a total of 7 comes up most often. Free, for pupils in Poland.
- Area of a shape on a grid – three methods
A game for pupils at Polish schools: find the area of a shape on a grid, then see three methods – counting squares, rectangle minus corners and strips.
- Cages – a 4 × 4 number puzzle
A daily puzzle for pupils at Polish schools: fill in the digits 1–4 with no repeats in a row or column so that each cage gives the result shown.
Calculators
- Cuboid – surface area and volume calculator
Cuboid calculator: enter the length, width and height to see the total surface area worked out three ways, the volume and the result in litres.
- Triangular prism – surface area and volume
Calculator for a right prism with a right-angled triangle as its base: surface area and volume, three methods step by step and the hypotenuse from Pythagoras.
More tools in Polish
The other games and calculators are only in Polish for now: Narzędzia.