A 4.5-inch TEDCO 4D human heart model with 32 detachable parts, a transparent cutaway and a learning guide.

A TEDCO 3D puzzle in a surprise cocoon that holds one of four insects: a centipede, a house fly, an ant or a Madagascar hissing cockroach. Each bug has 13 to 17 pieces and stands 4 to 6 inches tall. The puzzle inside is chosen at random.

A TEDCO science kit with 8 activities exploring UV light, fluorescence and luminescence. It includes a black light and glow slime. Batteries are not included. Assembled in the USA.

A TEDCO 4D anatomy model of a manta ray with 29 detachable parts, a stand and a learning guide.

A TEDCO dissection kit with 2 sanitized barn owl pellets, a bone ID chart and tools for exploring predator-prey relationships.

Meta Description: Explore buoyancy, pressure, and density with the Magical Jellyfish! Just drop it in a bottle of water, squeeze, and watch it float, spin, and dive. A fun hands-on science toy for ages 5+. Assorted colors. Bottle not included.

Create a world of rainbows with this larger acrylic prism.

TEDCO's Cyclone Gyro is American Made and Patented. A Gyroscope for all ages from 6 and up.

If you frequently fly with Tim, you may need a replacement rubber band. You will receive two sets, but remember, Tim Bird is required but not included.

Create your own vortex with The Original Pet Tornado! This hands-on science toy lets kids and adults explore tornado formation in a fun, interactive way. Features the Enhanced Fujita Scale for educational value. Made in the USA. Ages 5+