These proportional, foam magnetic pieces help young students learn counting, grouping, place value, numeration, and multiplication. Set Includes: 121 grid-lined pieces, 100 single units, ten 10-unit rods, ten 100-unit squares, and 2-dimensional graphic of a 1,000-unit cube. Learning Skill: Math Measurements: 3.3 Height/Inches, 10.4 Length/Inches, 10.9 Depth/Inches Base Material: 100% Plastic Care: Wipe Clean Country of Origin: Imported