Below is a recommended sequence for Marcy Cook books for cooperative problem solving.  The books are listed in sequential order from younger grade levels to higher grade levels.

BOOKS FOR COOPERATIVE PROBLEM SOLVING

K - 1    EARLY SKILLBOARD MATH

1 - 3    SKILLBOARD MATH

2 - 5    EARLY COMMUNICATING WITH TILES

2 - 5    DO TALK IT OVER

2 - 5    FOLLOW THE CLUES WITH TILES

2 -5    PLACE VALUE ALONE & TOGETHER

3 - 7    SKILLBOARD MATH, BOOK 2

3 - 8    SCAVENGER HUNTS FOR MATH

4 - 6    100 COOPERATIVE CHART EXPLORATIONS

4 - 7    TWO FOR PATTERN BLOCKS

4 - 8    CREATE A NUMBER

4 - 8    COOP THINKING

4 - 8    DETECTIVE/PROBLEM SOLVER

4 - 8    IF...THEN...THINK & THINK AGAIN

4 - 8    JUSTIFY YOUR THINKING

4 - 8    TWO TOO: PLACE VALUE ALONE & WITH A PARTNER

4 - 8    CLUES & CUES: COOPERATIVE PROBLEM SOLVING

4 - 8    LINKING LOGIC & GEOMETRY

4 -8    TALK IT OVER

4 - 8    CONTRASTING FACTS: COOPERATIVE TRIVIA STARTERS

4 - 8    REASON TOGETHER: COMPARE, ESTIMATE & REFINE

4 - 8    ALGEBRAIC CLUES: ESTIMATION & COMMUNICATION