Carry-Up Robo
The final step for the first grade school arithmetic, you can learn to add with carry-up and subtract with borrow-down easily.
| Category | Price | Seller | Device |
|---|---|---|---|
| Education | $0.99 | MASAHIRO MIZUTANI | iPhone, iPad, iPod |
Keeping on training is very important to get familiar with numbers. Beat the Robo by answering the questions from Robo.
Now, you will be a hero at the school!
