Children see how numbers really work as they build their own Numberblocks from 1 to 10 and master key early learning math skills through hands-on discovery and play. Numberblocks are the friendly characters from the global hit math series. Includes an Activity Guide which features fun ways to develop early math skills including counting, sequencing, addition, subtraction, part-whole realtionships, number recognition, and problem-solving. Details: 251 piece set Children use the Numberblocks MathLink Cubes to build their own characters Contents: 100 Numberblocks MathLink Cubes 59 faceplates 54 stickers 15 Double-Sided, Reusable Activity Cards 11 Numberlings 11 Character Cards A stand for Zero