Preschool - 4th Grade Science Activities : Page 4

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Help your kindergarten science maven explore the water cycle without getting everything wet.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This science fair project idea investigates how color affects temperature.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Make edible amber fossils with your second grader to explore the fascinating world of science!

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

This science fair project idea determines what household items are good conductors of electricity.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This science fair project teaches students the differences between fruits and vegetables.