"Euglena live"

These industrious scavenger insects devour organic matter — the larvae will even clean a skeleton of muscle, skin and cartilage.

Teach your students about the complete metamorphosis of an insect with these mealworms.

These African clawed frogs are entirely aquatic and thrive in an ordinary freshwater aquarium. They are often used in developmental studies and genetic experiments.

Which environment is more appealing?

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!

Observe the differences between common mold types

Improved Formula for Higher Yields

Pathway between plant cells.

Formalin Preserved

Investigate mold characteristics