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This investigation provides learners with a hands-on activity that simulates the changing relationship of surface areas-to-volume for a growing cell.

In this lab exercise, learners explore diffusion, cell membranes and particle size using beets and three alcohols.

In order to examine the random nature of mutations and natural selection, learners "breed" clutches of Egyptian Origami Birds (Avis papyrus) using random number generators (dice and coins) to mutate s

This three-part lab helps learners understand the essential principles governing diffusion and osmosis.

In this activity, learners calculate the number of milliliters of water a nearby tree transpires per day.

In this activity, learners count and measure kidney beans to explore natural selection and variation. Learners measure the length of 50-100 beans.

In this activity, learners will explore how the human brain interprets environmental stimuli.

In this activity, learners cut wells in JELL-O© and load the wells with different detergent solutions.

Learners take a field trip along a local body of water and conduct a visual survey to discover information about local land use and water quality.

In this lab, learners experience how dolphins and other echolocating animals use their senses to locate and identify objects without using their sense of sight.