Real crab specimen preserved in a clear acrylic block that can be studied from all angles or viewed under a microscope. Durable enough for classroom use and also makes a unique paperweight for the home or office.
Comes in its own box suitable for gift giving. Acrylic block measures 4 1/4 x 1 3/4".
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
This SUPER Erector Construction set is one of the best you'll find anywhere!
Make the coolest 3D pin art on your desk with this amazing desk toy.
A massive mounted set of 100 rocks and minerals found in the US,
This glass Erlenmeyer mug makes an excellent gift!
Build a magnetic levitating train with this science fair project kit!