1   2-DIGIT NUMBERS
2   ADDITION AND SUBTRACTION OF 2-DIGIT NUMBERS
3   3-DIGIT NUMBERS
4   ADDITION AND SUBTRACTION OF 3-DIGIT NUMBERS
5   SHAPES AND PATTERNS
6   MULTIPLICATION
7   TIME
8   DIVISION
9   MONEY
10   MEASUREMENTS
11   HANDLING DATA
12   THE CONCEPT OF FRACTIONS