CDX Blocks Brick Construction Sidewinder Roller Coaster Building Set taggies Push the button to twist

Push the button to twist the top and change the shapes of the slots

Tilt to roll and arrange spheres by number or color

The perfect necklace to have and to hold her gold collection charms

PAIR IT UP: Add our Snack Box with Ice Pack

CDX Blocks Brick Construction Sidewinder Roller Coaster Building Set taggies Push the button to twistCDX Blocks Brick Construction Sidewinder Roller Coaster Building Set. The Sidewinder blazes new trails by being the first block based looping roller coaster kit. Modeled after the contemporary steel style coasters, the Sidewinder twists and turns its way through its compact layout. This fun and easy to assemble kit features realistic operation using a chain to haul the train to the top of the hill, with gravity taking over from there. From the CDX