GraviTrax Add On Extension - Lift - Marble Run Expansion Pack 5010994280956 Suitably sized for little hands

Suitably sized for little hands

Experiment to find out what other substances will power the clock - you'll be amazed at the variety of results you find using household liquids and objects

4x long paper strip

- The basket has space for a Junior figure

encouraging imaginative play

GraviTrax Add On Extension - Lift - Marble Run Expansion Pack 5010994280956 Suitably sized for little handsyour imagination to build superb tracks and set the gravity spheres rolling! Raise your track to new heights! Press the lever as a marble enters the Lifter at the bottom to release the marble at the top. Combine the Lifter with your GraviTrax Starter Set for an elevated experience! How many marbles can you raise to the top? This STEM system [Science, Technology, Engineering and Maths] is an ideal one to teach kids about gravity, magnetism, kinetic