Mathland: Addition and subtraction
Purpose of the toolVarious fun activities to practice add and subtract operations up to 20.
Explanation of the toolPick an activity from the main selection screen. The following activities are available:
- What's the result of the addition
- What's the result of the subtraction
- Select the number
- missing piece of log
- Satisfy the equation.
Press the play button at the bottom of the introduction screen of an activity to start the timer.