"Janitorial Supplies"

Gorgeous Visual of Crystals

Easy to connect beads for DNA fun.

Popular model for investigating DNA.

The most common atomic and hybridized molecular orbitals are illustrated in this set of seven models.

Built to scale.

Model different organic and inorganic compounds.

Model different organic and inorganic compounds.

Suitable for constructing complex organic and inorganic molecules.

Suitable for constructing complex organic and inorganic molecules.

Interactive biomembrane model.

This set is an easy-to-construct, three-dimensional model of DNA.

The three-dimensional relief model shows 9 phases of mitosis on the basis of a typical mammal cell.

The three-dimensional relief model shows the 10 stages of meiosis on the basis of a typical mammal cell.