Bring word problems to life (and make them concrete!) with clam shells and fun little crab and sea-star counters! Perfect way to practice addition, subtraction, and finding the missing number. 

Includes 40 double-sided word problem cards (80 word problems), 4 clam shells, and 80 counters (40 crabs and 40 sea stars both in 2 colors). 

Clams measure 5"L x 4"W x 1.5"H.

Grades: 1+


Dimensions:  25.65cm x  25.65cm x   7.37cm