National Geographic Water Pump. Was £9.99 Now £3.99
Perfect for any budding designer, this National Geographic Water Pump is a great fun and educational toy.
* Create a working pump by wiring up all the plastic parts.
* The water is carried upwards using the Archimedes screw principle, it pours down into the base and is then pumped up again, fascinating.
* Includes instruction manual.
* Batteries required: 2 x AA (not included).
* For ages 8 years and over.