Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Do you think heat can affect a plant's growth rate?

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.