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".
Check out this high-quality gyroscope!
Build over 100 exciting electronic projects with this easy to use kit!
This kit will get your paper plane ready for takeoff!
Every kid needs one of these spheres!
Build 14 assorted solar robots, some of which can travel over water!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!