Marble Genius Marble Genius Marble Run Booster Set - 30 Pieces Total (10 Action Pieces Included), Construction Building Blocks Toys for Ages 3 and Above, with Instruction App Access, Add-On Set, Pink Sparkles

WE pack the most action pieces for your dollar into each of our sets and we offer action-filled accessories like our patented Lights & Sounds. With more than 50 marble run product on the market and 5 patents, we offer the most unique and innovative marble run products to keep expanding the fun. All Marble Genius Marble Run sets and Marble Mae games are compatible, giving you endless add-on options.

• 80 see-through marble run pieces allow you to see all the action
• 19 action pieces for exciting play
• Kid-friendly connectors are easy to assemble
• Free Marble Genius App with instructions and challenges
• Compatible with all marble Genius sets