Each 5-sided block features bright colors, interesting textures, cute characters, numbers, and familiar first objects. Baby can stack them, nest them one-inside-another, or place them side-by-side to build a colorful scene!• Five blocks to stack & nest from big to little• Numbers, colors, characters, objects and textures for baby to discover on each block• Stacking play helps baby develop fine motor skills and eye-hand coordination• Easy to stack, giving baby a feeling of self-confidence• Encourages thinking & problem solving as baby figures out how to stack & nest