In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.