Hi! Pick a lab to try 👋
Every activity is short and hands-on. Tap around, watch the disks bundle, and collect stars. You can leave any time with the "Levels" button.
Bundle Lab
Zoom ×10 / ÷10
Get the number to match the target. Tap ×10 to zoom up a place, ÷10 to zoom down.
Target number
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Current number
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Build the Number
Tap + to add disks to each column until you build the target number.
Build this number
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Comma Catcher
Tap between the digits to drop a comma every 3 digits from the right.
Compare & Sort
Which symbol makes it true?
🎉
Level complete!
Great work.
★★★