So, you feel the urge to build robots and harness new forms of energy, but you don\'t have 20 university degrees or a secret, underground laboratory. No problem! This 12 in 1 solar hydraulic construction kit lets you build all sorts of self-powered robots with ease! This kit features 212 interchangeable pieces that can be used to create 12 different robots that are based on animals and vehicles. Just use the easy-to-follow instructions to create a jaw-snapping T-Rex, a weaving buggy, a lifting forklift, wing-flapping pterodactyl, and much more! When you\'ve had your fun playing with one, dismantle it and build another. Or, if you want to go off-book, you can create anything that you can imagine! The different robots have different ways of moving, which is based on the way they look (wire-climbing monkey, anyone?). They\'re powered by an included solar panel and move under the might of water-filled hydraulic power, so they never need any batteries! With this 12 in 1 solar hydraulic construction kit, you\'ll get to learn all about different kinds of energy while having endless fun living out your dreams of being a robot-building scientist! So, don\'t wait until you have your own secret lab, get this kit and start building robots now! The robots this kit makes are: Elephant Buggy Digger Scorpion Ostrich Pterodactyl Crocodile T-Rex Bashing bulldozer Forklift Monkey Master and dog | 12 in 1 Solar Hydraulic Construction Kit