"Avantor"

A Full Section In One Bundle!

The programmable robotic vehicle that drives conceptual curiosity in math, science and coding.

The Nation's Most Exciting Science Competition is Now Available for Elementary Grades!

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Students research why one-third of Americans are lactose intolerant, but most other cultures have a much higher intolerance rate.

The Wards® Micropipette line is fully autoclavable, helping to prevent cross contamination. The ergonomic design is ambidextrous, providing all users with an excellent operating experience.

Excellent complete skeletal replica of this rare Chinese fossil placodont, a primitive sauropterygian reptile. China.

Wonderfully detailed, hand-painted, skeletal replica of a primitive Triassic nothosaur, a synaptosaurian aquatic reptile of uncertain ancestry. Resin. China.

Early fossil of a frond-like organism.

Early dragonfly with delicate wing structures preserved. From Solnhofen limestone. Resin. Germany.

Large, complete, display-quality trilobite.

This giant among trilobites comes in at nearly a foot in length. Beautifully prepared, on an 11 ³/₄×7" base. Resin. Tennessee.

A spectacular, museum-quality example of the official Ohio state fossil, it is complete, down to the genal spines. It measures 9" in length on an 11³/₄"×10¹/₂" matrix. Resin. Ohio.

Large, complete Middle Cambrian trilobite, with long genal spines. It measures 7¹/₂" in length on an 8¹/₄×10¹/₂" matrix. Resin. Newfoundland.

Dramatically preserved assemblage of 24 complete trilobites showing exceptional detail on a 13×15" matrix. Ohio.

A rare and finely-detailed example of a Permian rhachitomous amphibian with well-defined skull bones and appendages. Germany.