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In this activity, learners hook up a hair to a lever system and create a hair hygrometer to measure changes in humidity.

Using pipe cleaners, straws, and beads, learners explore the building blocks of life by creating their own model of DNA.

DNA is the thread of life. Encoded in its genetic sequence is the information that makes each of us unique. This activity allows you to see long, stringy strands of DNA extracted from wheat germ.

DNA is the thread of life. Encoded in its genetic sequence is the information that makes each of us unique.

In this activity, learners explore how environmental engineers might approach solving the problem of an oil spill.

Extract your DNA from your very own cells! First, learners swish salt water in their mouth to collect cheek cells and spit the water into a glass.