B. toys - Marble Run Toy Set - 62-Piece Interactive STEM Toy Featuring Lights, Sounds, and Modular Track Designs - Enhances Creativity, Early Engineering Skills - Ages 3 and Up

Marble Run Set: Play all day with a light-up marble run set that features plenty of fun twists and turns!

62 Pieces: This deluxe STEM set comes with 11 marbles and 51 colorful tubes, tracks, and loops. (3 AG13 batteries are included.)

Build & Discover: Easily assemble this playset in endless configurations and watch the marbles do loops, spin down a funky funnel, and more!

Developmental Toy: Playing with the Marble-palooza Deluxe improves fine motor skills, cause-and-effect reasoning, and creative thinking skills.

Age: This educational play set is recommended for kids 3 years +