Investigations in number, data, and space

Putting together and taking apart

How Many Pockets? How Many Teeth?

Coins, coupons, and combinations

Packages and groups

From Paces to Feet

Arrays and shares

Mathematical Thining in Kindergarten; Introduction; Grade Level K (Investigations in Number, Data, and Space TERC)

Coins, Coupons, and Combinations (Investigations in Number, Data, and Space)

From Paces to Feet, Grade 3 (Investigations in Number, Data, and Space)

Investigations in Number, Data, and Space (Grades K, 1 and 2)