Expand Your Marble Run - This Expansion Pack (Not A Stand-Alone Marble Run Kit) Enhances National Geographic Glow In The Dark Marble Runs (Non-Magnetic) With 20 Additional Construction Pieces That Fit Snugly So Your Marble Maze WonT Fall Apart: 9 Tube Pieces, 9 Action Pieces, And 2 Base Pieces. | Glow In The Dark Marbles - Add 5 New Glow In The Dark Glass Marbles To Your Collection And Watch Them Shine Bright As They Zig-Zag Down The Marble Run. | Uv Light - A Uv Light Comes With The Expansion Pack To Help Give Your Marbles The Ultimate Glow. | Great Stem Toy - The Learning Guide Inside Teaches About The Physics Of Motion And Aerodynamics. It Also Includes Marble Run Construction Experiments | High-Quality Educational Toys - We'Re Proud To Make The Highest Quality Hands-On Science Toys, And All Our Products Are Backed By Exceptional Service.

Features

National Geographic Glowing Marble Run Expansion Pack - 5 Glow In The Dark Glass Marbles, 20 Construction Pieces, Uv Light, Great Creative Stem Toy For Girls And Boys

Specification

Product Detail
Color	Multi-Color
Dimensions	10.24xx10