Using a simple circuit with the battery representing the brain, future physiologists test to see which solutions conduct electrical "nerve impulses." Enlighten learners with plentiful information on electric signals in the nervous system...

A simple and sweet activity shows students how important smell is in interpreting flavor. Pairs of pupils hold their noses and eat Life Savers®, only to find that they can't identify the flavors until they let go. You will appreciate...

Gum be gone! Scholars conduct an experiment to find the best substance that would help remove gum from the bottom of a shoe. They test peanut butter, petroleum jelly, olive oil, vinegar, and rubbing alcohol in their experiments.

Winogradsky columns are ideal for observing the role of bacteria and other microorganisms in an ecosystem. This student activity guide is complete with data tables for observations and analysis questions for processing what was observed....