Write in both invisible ink that is only detectible with the aid of a black light (which is included on the cap of the pen) and in regular black ink using this awesome pen. The pen includes a blacklight on the caop of the pen and 3 button cell batteries for use. Great for use as a currency checker or glow charger, it also makes a wonderful party favor or novelty toy.
This genuine meteorite is great for the rock collector in your family!
This kit focuses on teaching children about electricity and how electronic devices work!
The large realistic model has removable organs that can be studied and set back into the correct position.
This microscope is so versatile you can even take it with you on a job site!
You don’t think recycling is cool? Get a look at this, we’re sure you’ll change your mind!
A combination of three of our great discovery toys, all in one package!