This Build-It-Yourself robot will keep flipping as its centre of gravity changes.FLIP MONSTER has two pairs of big feet that allow it to travel in its own oval orbit, shifting its centre of gravity.The two pairs of feet serve as the fulcrum, constantly flipping the monster and allow it to fearlessly move forward. FLIP MONSTER can pick itself up after falling. It can cross chasms and walk up and down steps!When an external force prevents it from flipping, FLIP MONSTER turns upward to reveal another form! Use the easy-to-follow building instructions booklet provided and read about the different scientific principles used by the FLIP MONSTER.The FLIP MONSTER kit will help children learn interesting scientific principles while playing. For ages 8 years+.