Addition with Abacus (Ages 4+)
$4.99
Microsoft Excel Required.
Experiment with an abacus. Predict what will happen to the blocks and the Total when you Adjust the numbers and Adjust the place values.
Money tight? Email us to access the file.
Microsoft Excel Required.
Experiment with an abacus. Predict what will happen to the blocks and the Total when you Adjust the numbers and Adjust the place values.
Money tight? Email us to access the file.
Microsoft Excel Required.
Experiment with an abacus. Predict what will happen to the blocks and the Total when you Adjust the numbers and Adjust the place values.
Money tight? Email us to access the file.
Microsoft Excel Required.