Touchable bubbles. These are heroic!
This is a fossil of an extinct cephalopod.
Yep this is fossilized poop!
Piezoelectrical rocks!
Create a lovely snowy white rock garden in days.
Makes 2 cups of cool snow-like stuff with interesting water absorbing properties.
Dissect this sanitary owl pellet which contains the skeletal remains of an owl meal.
A semi-ellipsoidal top that spins in only one direction, seeming to violate the angular-momentum conservation law of physics.
Ulexite, the amazing fiber optic mineral.
Create and control a phenomenal vortex.
Complete, uncut, unabridged, but crack open this rock to find a crystalline interior.
Awesome fossils carded and curated.
Sample shimmering semi-precious gemstones.
Glowing 16 piece human skeleton puzzle.
Static electricity can do more than make your hair stand up. Harness the energy to power this light bulb.
This rare mineral is naturally magnetic.
This volcanic material is so light that it actually floats on water.
Learn to identify rocks! A great affordable starter rock collection.
Wow! rocks made from meteors smashing into earth!
Gargantuan! Huge! Mammoth! This scary big balloon is at least 3 feet, maybe bigger if you dare...
A hand-made folk toy that has been mystifying generations of young physicists and prestidigitators.
