These 1/4 inch thick glass plates are ideal for testing the hardness or softness of minerals. By scratching the mineral in question against the plates, students or teachers can determine these properties by observing the quantity of residue left behind. Excellent for use in the classroom, or at home for aspiring geologists.
The large realistic model has removable organs that can be studied and set back into the correct position.
This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube.
This black scorpion specimen is great for the classroom setting!
Learn all about Newton’s Laws and Energy conservation.
This mirascope creates a 3D hologram image!
This classic device is used to demonstrate the conservation of mechanical energy.