Ravensburger GraviTrax Hammer - Add On Extension Accessory Marble Run and Construction Toy For Kids Age 8 Years Up - STEM

• As seen on TV - GraviTrax is an innovative marble run and contruction toy for boys and for girls ages 8 years and up. It is an ideal christmas gift or birthday gift for smart, curious kids. The GraviTrax Hammer will add some much-needed velocity to your track layout.
• Innovative - The GraviTrax interactive track system allows you to design and build your own race tracks and experiment with engineering, gravity, magnetism, and kinetics to propel your ball to the finish.
• Infinitely Expandable - Gravitrax in fully expandable with a large range of expansion pack and accessories! An amazing building toy!
• Develops critical skills – Playing and building with GraviTrax builds spatial reasoning and planning skills, and provides a great stealth learning experience.
• Clear instructions – Comes with clear instructions so that you can start construction and start playing with this fun brain game within minutes

27.83
• 27.83 15.63 12.2 33%
• 31.23 19.15 12.08 6%
• 34.31 20.34 13.97
• 38.05 25.19 12.86
42.65 5
• 42.65 29.91 12.74
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• 21.75

Toys & Games > Toys > Games & Game Accessories > Marble Runs

Model: 27598