Ikeda Kogyo Co., Ltd. Rolling Marble Coaster 203pcs [Blocks/Block Coaster/Educational Toy]

Develops thinking skills and manual dexterity naturally while assembling. Large capacity and truly authentic! Freely assemble and expand! Packed with educational elements for spatial awareness, concentration, and creativity! A large-volume marble coaster that makes a great gift. Create your own course with a variety of parts including slopes and curves!