MathTimer
Math practice — with a smile.
Colorful challenges for kids 6–13. A heatmap shows exactly which facts are nailed — and which need a little more love.
What shall we practice today?
First friendly numbers
First steps with numbers
The classic tables and beyond
Speed and bigger numbers
Built for real practice
Color that tells a story
The heatmap shows at a glance which facts are nailed and which need more love.
Read more →Fast and focused
Auto-focused input, no click marathon. Type and go.
Read more →For parents
Sign in to save per kid, see trends and find weak facts to cheer on.
Read more →No account required
Play instantly. Sign in only when you want progress over time.
Why we built it this way
Why speed matters in math
Automaticity with number facts frees working memory for the part that's actually hard — problem solving.
Read→The heatmap: what parents see in one second
How we map 'best time per fact' to color — and why that leads directly to the next thing to practice.
Read→Tens, fives and singles: build numbers like LEGO
Splitting numbers into 10 + 5 + remainder makes addition and subtraction visible — and surprisingly fast.
Read→Color-coded math: why 7 is always purple
Consistent color coding for each digit makes facts easier to recognize, remember and talk about.
Read→