"activities&amp"

SurGuard 3 safety needles offer 3 ways to activate and a broader range of sizes than most other brands

All sets feature easy-to-handle textured wings and one-handed activation of the safety mechanism

Disposable hand warmers - ideal for outdoor workers and those who engage in cold weather sporting activities.

For use with the Serial Number and Restoration Kit, this set provides additional stamped serial number samples for multiple groups or repeat activities.

Cool and colorful dragons liven up genetics lessons.

An aquarium starter kit with room to personalize.

SurGuard 3 safety needles offer 3 ways to activate and a broader range of sizes than most other brands

A 100% natural chymosin from natural fermentation, chymosin is a coagulant often used for cheesemaking. Activity: Minimum 600 International Milk Clotting Units/ml (IMCU/ml). pH: 5.60 to 5.95. Refrigeration is required. Minimum Shelf Life (months) is 12 months. Used in lab 1C of Biotechnology: Science of the New Millennium curriculum.

This safety-engineered device has a sliding safety shield that clicks when activated, alerting you that the needle is safely locked.

Test your student's geology skills with this educational and fun activity. Students receive a bag of unlabeled rock specimens, then must test for physical and chemical properties in order to identify each rock sample. The easy-to-follow flowchart aids students in their classification decisions.

By choosing an ELGA water purification system, you are making an investment in quality, reliability and value.

Lactose intolerance is common, but is actually a recessive genetic trait! Humans and other mammals are only meant to drink milk as infants and as they grow, they lose the ability to digest lactose. As populations began to develop, the domestication of cows and drinking milk into adulthood became more common, leading to a tolerance for lactose. Learn about variation, inheritance, and the role of DNA and proteins in expression of traits in this three-part laboratory activity.

Use this simple apparatus to measure relative humidity.

Illustrated dissection guide.

Illustrated dissection guide.

Tectonics Fault Model with detailed representations of the Earth's layers and 11 labeled structures.