edu-matic Mini-Mags 73 Piece Magnetic Tiles SetThis mini magnetic tiles set consists of 73 pieces, including 25 windows. These magnetic tiles are a fun way to play at building 2 D and 2 D shapes and models, and let your childs imagination lose. Children from the ages of 2 and upwards can explore gravity, speed, acceleration and so many other great physical properties in a fun and exciting way. Use magnetic tiles to help with Fine motor skills Gross motor skills Critical thinking and problem