"Avantor"

Survey of Vertebrate Connective Tissues

These multipurpose glass vials come with tightly fitting cork plugs.

Put a piece of Earth's ancient history in the hands of your students.

Conifers come in all shapes and sizes — and so do their cones.
Includes: 6 pine cones, 6 spruce cones and 6 cedar cones.
*Pine cone factoid: Pine cones can forecast the weather! In dry weather, the scales dry up and open out. If they start to close up, wet weather is coming!

Metal washer, package of 6, ½×1½"

Useful for collision and pendulum experiments.

Pack of 6 to 30 ml plastic dropping bottles.

Metal spoons, Set of 6

Is your aquarium missing that “natural” feel? This colorful assortment of shells is ideal for turning any fish tank into a realistic environment. Package of 30.

This interdisciplinary kinesthetic lab has groups of students building their own models of 5 different viruses: tobacco mosaic, mumps, influenza, potato X, and a bacteriophage.

This three part kit uses chalkboard models, manipulatives, and demonstrations to help students gain a better understanding of the math involved with chemistry.

Students become doctors with this medical diagnosis activity kit.

Silvery, paragranite and muscovite-rich with medium garnet crystals.

Fine, common limestone; massive, and will fizzle with HCl.

White and black bands of quartz, feldspar, and biotite; typical foliation.

Light pink, massive, crystalline, translucent.