Using three types of geometric hollow blocks (cube, cylinder, and triangle), children are invited to explore spatial relation, early mathematic skills, and hand-eye coordination with the PlanToys Nesting Puzzle. Have fun matching, stacking, and nesting the various shapes, and stimulate your problem-solving skills by completing the puzzle successfully! Compatible with other block sets in the Unit Plus series.

• Children can sort the nesting puzzle pieces into colors, shapes, and heights while learning to distinguish the difference between each block.
• A wonderful earning tool to develop matching and sorting skills, hand-eye coordination, motor skills, and improve visual perception through play
• This set is part of the Unit Plus series and can be used on its own or in combination with any other Unit Plus series set.
• Sustainably made in Thailand with chemical-free rubberwood trees, formaldehyde-free glues, organic pigments, and water based dyes.