GraviTrax the Game: MULTIFORM by RavensburgerGraviTrax The Game is suitable for 1+ players and is suitable for ages 8 years up. Solve the tricky and fun challenges by working out how to get the ball from start to finish! Playing through the challenges builds reasoning and planning skills and provides a great learning experience for young players. Brilliant STEM toy and puzzle game. Comes with clear instructions to start playing this logic brain game straight away. GraviTrax products are made