Hiding Blocks - Montessori Preschool Learning Enlightenment Jigsaw PuzzleEnhance spatial imagination: This building block puzzle challenges your kids to improve their hands on ability from simple to complex. It has different difficulty levels to stimulate their logical thinking ability. Question Card: The hiding blocks include a block and a question card that challenge a lot. This game is very attractive for kids and helps them develop their cognitive, visual, and motor skills. These hiding blocks are made of high quality