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".
Command robotic creations with this cool construction kit!
Explore the wonders of wind power with this amazing kit!
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
This toy combines the wonders of Sea Monkeys and glow-in-the-dark fun, all in one!
Build over 60 projects with this deluxe version of the Snap Rover kit!
Use this awesome prism to teach about optics and light in the classroom setting!
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