Construct your own working roller coaster model made of real wood! The Mini Coaster is full of dips and turns with some engineering and physics thrown in - so once you build your coaster, you can run marbles through it! The assembly instructions feature a graphic novel with the Tinkineer cast of characters - Kelvin, Joule, Newt, and friends - to communicate meaningful STEM concepts in an engaging format. It's a fun way to learn about roller coaster design and conservation of energy while making an awesome kinetic sculpture!The Mini Coaster takes approximately one to two hours to build, and measures 6 inches when finished. Household white glue (not included) required for building.Contents include: Laser-cut Birch Wood Parts, Metal Axles, Marbles, Tinkineer Graphic Novel with Assembly Instructions. Household white glue (not included) required for building.For 1 playerAges 9 and upMade in USABrand new condition in original packagingWipe clean with dry or damp clothWarning: Choking Hazard - Contains small parts not suitable for children under 3 years.