What's New

- minor bug fixes

App Description

Virtual base 10 blocks to model place value, addition, subtraction, regrouping, and more.

FEATURES
1. Ones (units), tens (rods), hundreds (flats), and cubes (thousands)
2. Decimals support
3. Combine and break apart (with animation)
4. Place value mat
5. Factor track
6. Addition mat
7. Subtraction mat
8. Differentiated place value colors
9. Regrouping
10. Snap alignment
11. Show or hide values

MATH TOPICS
1. Number sense
2. Place value
3. Counting
4. Decimals
5. Addition with regrouping
6. Subtraction with regrouping

iPad Screenshots

(click to enlarge)

Base Ten Blocks Manipulative screenshot 1 Base Ten Blocks Manipulative screenshot 2 Base Ten Blocks Manipulative screenshot 3 Base Ten Blocks Manipulative screenshot 4 Base Ten Blocks Manipulative screenshot 5

App Changes

  • February 23, 2015 Initial release
  • May 11, 2015 New version 1.1.0
  • November 06, 2016 New version 2.4.0
  • November 29, 2016 Price increase: $0.99 -> $1.99
  • June 14, 2019 New version 3.0.3
  • July 15, 2020 New version 4.0.5