This is not your ordinary balloon--this huge, gargantuan, mammoth balloon can be blown up to a whopping 36 inches. Made of biodegradable natural latex, this will truly blow away any other balloons you may blow up at your next birthday party. Use for delightful play--can also be used to teach in lessons about atmospheric pressure or air molecules
Use this kit to introduce electromagnetic principles in the classroom setting!
Build a model green house and 9 other green energy-related devices with this great kit!
This genuine meteorite is great for the rock collector in your family!
Learn about hydrogen fuel cells with this incredible kit!
The LCD Digital Microscope II is a professional biological microscope at an affordable price. Up to 1600X with digital zoom!
Every kid needs one of these spheres!