Learn math by seeing it
A patient, judgment-free way for adults to relearn the everyday math that actually matters — fractions, percentages, negatives, ratios and more. No tests to pass, just ideas that finally click.
See it move — a quick taste
A "20% off" sticker is just three views of the same thing. Drag the slider and watch the receipt, the bar, and the equation update together.
Real life
$80.00
$64.00
You save $16.00
Bar
80% pay · 20% off
Equation
80 × (1 − 0.20)
= 80 × 0.80
= 64
= 80 × 0.80
= 64
Why it works
See, don't memorize
Every idea is a picture you can drag and play with, so it makes sense instead of being a rule to recall.
Real-life math
Discounts, bills, recipes and loans — the math you actually use, framed around money.
At your pace
Predict, practice, get instant feedback, and review later. Your progress is saved automatically.