Ravensburger GraviTrax Tip Tube Add On Extension Accessory - Marble Run and Cons

STEM and construction toys for kids age 8 years up. Experience the power of gravity! Stop collect and release! Round up your marbles with the Tip Tube and set them free again! Not suitable for children under 36 months due to small balls - Choking hazard.

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STEM and construction toys for kids age 8 years up. The FlexTube can easily be adapted for 60-degree angles, u-shapes and s-shapes. This set is

Ravensburger GraviTrax FlexTube Add On Extension Accessory - Marble Run and Cons

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[GraviTrax: FlexTube] Connect different levels of your tracks with the “GraviTrax FlexTube” and keep the fun racing along! [INNOVATIVE] The GraviTrax

Ravensburger GraviTrax FlexTube Accessory - Marble Run & STEM Toy for Boys & Girls Age 8 & Up - Accessory for 2019 Toy of The Year Finalist Gravitrax