4M Waterraket kruiwagen and they are still on

and they are still on the track

Made from 100% recycled plastic milk bottles and packaged in 100% recycled packaging

100% recyclable

Whoever gets rid of all their blocks first is the winner

with the silliest characters first

4M Waterraket kruiwagen and they are still onThis 4M Water Rocket is a particularly spectacular STEM toy: using a simple law of physics (which you don't need to know by heart), children can launch the rocket more than 20 meters into the air. The kit includes everything you need to build a water rocket (bottle, cap, base, hose). Note: the kit does not include the bicycle pump for building pressure. How it works: you fill the bottle with an amount of water (of your choice), you put the cap on,