CDX Blocks Building Brick Set - Little Dipper, 324 Pcs, Multicolor, Gravity Powered Roller Coaster, STEM Learning Model CDXLD01The CDX Blocks Little Dipper is a creative building block construction kit designed for enthusiasts of all ages. This roller coaster model allows users to construct a fully functional roller coaster that operates using gravity, providing endless entertainment and educational value. Crafted from durable plastic, the Little Dipper features a robust design that ensures longevity and repeated use. This model showcases a unique combination of custom