Choose Your Challenge Level
Build your understanding of numbers using interactive base-10 blocks
Ones Explorer
Level 1
Learn numbers 0-9
Range:
0 - 9
Audio Support
Tens Detective
Level 2
Master numbers 11-99
Range:
10 - 99
Audio Support
Hundreds Hero
Level 3
Conquer numbers 100-999
Range:
100 - 999
Audio Support
Thousands Champion
Level 4
Rule the numbers
Range:
1,000 - 9,999
Ten Thousands Titan
Level 5
Excel with numbers
Range:
10,000 - 99,999
Hundred Thousands Legend
Level 6
Dominate numbers
Range:
100,000 - 999,999
Million Master
Level 7
The ultimate challenge: 1,000,000!
Range:
1,000,000 - 9,000,000