Time Math Free ($0.00) Learn to tell time with Time Math with voice instructions. Ideal for elementary school children. - Speaks the time on launch. - Lets you tap & drag to move the hour hand to set the time and move the minute hand to set the time. - Learn to tell the hour, the minute, the hour and minute. - Teaches how to set the hour and minute hands. - Learn to step count in increments of 5, 10, 15, 30 minutes. - Learn how the minute hand wraps round after 59 minutes.