Price: $9.70

A fascinating science lesson! Students assemble a Benham’s disc to explore the illusion of seeing color in a rotating black and white pattern -- a curious aspect of how our eyes and brain perceive color.

Price: $8.10

Students have fun using a model to sort animals into 2 categories: those born from an egg and those not born from an egg.

Price: $12.40

Build student curiosity about motion, center of mass, and inertia with this fun activity! Use this activity as a tool to discuss the characteristics of living organisms.

Price: $27.80

This simple device allows students to appreciate the importance of the stethoscope in medicine and the study of human biology.

Price: $6.60

Use ordinary dish soap, salt, and isopropyl alcohol to extract DNA from strawberries. Just follow the illustrated guide. No special skills or equipment required.

Price: $11.50

Create ten reusable germinators that gives students an unobstructed view of sprouting seeds. Graph data, test environmental variables, or simply “enjoy the magic” as the seeds transform into growing plants!

Price: $6.90

Students of all ages will love this fun-to-make and easy-to-play instrument to study the science behind sound and sound waves as they also explore their musical talents.

Price: $9.00

Students learn how to measure biodiversity in terms of species richness (the number of species living in a particular area) by sampling "species" in a simulated ecosystem and graphing and analyzing data.