Build a hydraulic crane, push the syringes and use pressure to lift up the block.
Hydraulic engineering at work
Introduce your child to the marvels of engineering with our global bestseller Smartivity HydroBot.
Watch your child's face light up with pride as they manouevre the crane's movement around 2 axes, and lift objects with the claspable jaw, all operated through simple syringes filled with water. Let science do all the heavy-lifting!