Watch kids and adult faces beam when using this Transparent In The Dark Marble Run. The 105-piece set consists of 90 building pieces, 7 standard marbles, and 8 glow marbles. For first time use, place the glow marbles under light and watch them glow in the dark. About half the bullring pieces are transparent and neon which allows the marbles to be tracked as they are flowing through. The see-through chutes and curves will make it look like the marbles are hovering in mid air! Sturdy setup with clear step-by-step illustrated instructions for four different skills levels.

• 105 Piece Set Includes: 90 Building Pieces + 7 Standard Marbles + 8 Glow Marbles
• About Half Of The Pieces Are Transparent And Neon Which Allows The Marbles To Be Tracked As They Are Flowing Through
• Just Place The Glow Marbles Under Light, Then Close The Lights And Watch Them Glow
• The See-Through Chutes And Curves Will Make It Look Like The Marbles Are Hovering In Mid Air!
• Sturdy Setups With Clear Step-By-Step Illustrated Instructions For Four Different Skills Levels

105 Piece Set Includes: 90 Building Pieces + 7 Standard Marbles + 8 Glow MarblesEdushape