Preschool - 3rd Grade Engineering and Science Inquiry Resources : Page 2

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

This science fair project idea explores whether talking to a plant will help it grow.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This project examines whether people's taste perception is influenced by what they see.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

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.

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.

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.