Free · ages 5 to 9
Math you can touch and play with
Count, add and build numbers with friendly helpers. Every lesson starts with something to tap and move.
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- No sign-up
- Nothing collected

How it works
Three steps to a new skill
Each lesson takes about ten minutes.

Step 1: Try it with your hands
Tap, slide and hop. Each lesson starts with a picture you can move.

Step 2: Answer five questions
Short practice right after. A grown-up can read it out loud.

Step 3: Go up a level
Eight small lessons in each course. Go at your own speed.
Courses
Pick where to start
Three courses for kindergarten to grade 2.

Counting to 100
Count, compare and skip count.
Ages 5 to 68 lessons
Add and subtract to 20
Join, take away and make 10.
Ages 6 to 78 lessons
Tens and ones
Place value to 100.
Ages 6 to 88 lessons
Play
Six explainers to try now
Move the numbers yourself. Works with a finger, a mouse or a keyboard.
Ten frame
Tap the boxes to fill them. How many more make 10?
Number line hopper
Pick a start and a hop size. Watch Hop the frog jump.
Skip counting
Count by 2, 5 or 10 and light up the 100 chart.
Number bonds
Split a number into two parts. Slide to change them.
Balance scale
Add blocks until both sides weigh the same.
Tens and ones blocks
Add ones. Snap ten ones into one ten.
Coming next:
- Shapes and patterns
- Time and money
- Equal groups and halves
Ready to count with us?
Olli, Hop, Bea and Bo are waiting. Start with the first lesson.
Start counting