Numbers within 20
Get to know numbers up to 20: count objects one by one, compare which group has more, and see that teen numbers are made of one ten and some ones.
Add & Subtract within 20
Master addition and subtraction within 20: from counting pictures, to the make-ten strategy for carrying addition, and the break-ten strategy for teen numbers minus 9.
Meet the Shapes
Get to know common flat shapes (circle, triangle, square, rectangle) and solid shapes (box, cube, cylinder, sphere) through quick tap-to-find mini games.
Tens, Ones & Comparing
Build two-digit numbers with ten-rods and one-squares: compare the tens first and only check the ones when they tie, then press +10 / −10 to see that only the tens digit changes.