Help your child learn about animal classification with this fun and delicious activity.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea experiments with spinning color wheels and optical illusions.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

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

Make sourdough bread...and learn some colonial history and modern science in the process!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.