Create your own domino effect with this exciting robotic domino set. Use the energy to launch a wooden ball into the air. A dump truck, a zigzag ball track, a dump arm and a series of ramps create an exciting robot assembly line that you can rebuild over and over again.Domino robot factorywith ramps and tilting arm122 partsmade of wood, metalfrom 4+Attention: Not suitable for children under 4 years.