KinderMag is designed for younger children aged 12 months+. Explore the magic of magnetic construction and polarity with these chunky super tough magnetic pieces in 4 appealing colors. The magnetic pieces can be stuck together with a simple snap to construct and create a variety of 2D patterns and 3D models. Square piece measures 7 x 7cm. Contains 24 squares and 24 triangles. Age: 12 months+.