Children develop confidence and fine motor skills as they construct all kinds of 3-D creations with these oversize builders! Featuring fun shapes and textures—from ridged solid triangles to swirly square windows—the slot-together builders inspire endless designs and encourage tactile exploration to engage the senses. Set includes 56 durable plastic builders (8 triangles in 2 colors and 48 squares in 4 colors); squares measure 8 1/4" x 8 1/4".