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
This beautiful candle holder is carved out of natural amethyst!
Do micro-controller projects and program them using your own computer!
This 10 inch realistic model has removable organs that can be studied and set back into the correct position!
This is a great clean heat demonstration model for the classroom setting!
Build your own windmill generator kit by recycling a plastic bottle!
Build a magnetic levitating train with this science fair project kit!