Includes Motor & 10+ brag-worthy parts such as 3 accordion tubes, a see-saw marble scoop and a bankshot bounce pad!

Easy, Medium to Wow Builds – kids start with beginner build and work their way up to hero build

K’NEX meets coasters meets marble run

Leans into an established 30-year history of chain reaction machines + coasters

11’ worth of spiraling coaster track to build wow-worthy marble runs
504 pieces | 3 building Levels

Includes Motor & 10+ brag-worthy parts such as 3 accordion tubes, a see-saw marble scoop and a bankshot bounce pad!

Easy, Medium to Wow Builds – kids start with beginner build and work their way up to hero build

K’NEX meets coasters meets marble run

Leans into an established 30-year history of chain reaction machines + coasters

11’ worth of spiraling coaster track to build wow-worthy marble runs
504 pieces | 3 building Levels

Includes Motor & 10+ brag-worthy parts such as 3 accordion tubes, a see-saw marble scoop and a bankshot bounce pad!

Easy, Medium to Wow Builds – kids start with beginner build and work their way up to hero build

K’NEX meets coasters meets marble run

Leans into an established 30-year history of chain reaction machines + coasters

11’ worth of spiraling coaster track to build wow-worthy marble runs
504 pieces | 3 building Levels

Boy with Marble coaster run

OVER 500 PIECES

This epic building set comes with over 500 pieces, including 3 accordion tubes, a see-saw marble scoop, and a bank shot bounce pad that will really add some WOW to your coaster!
Boy with Marble coaster run

MOTORIZED MOVEMENT

Experience the excitement of watching your creation come to life with the battery-powered motor!
Boy with Marble coaster run

3 BUILDING LEVELS

This kit is ideal for builders of all skill levels. Kids can start with the beginner build, then work their way up to WOW with the more complex templates.

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