Time between two clocks

Time between two clocks

This is one more example of clocks. In this case you have to count time between two clocks. You can select the accuracy with purple slider (1min, 5min, 15min, 30min and even hours).

Basic additions

Basic additions and substractions on number line.

Starting with the basics.
In this applet you will count additions or substractions with easy numbers between [-8,8].