2nd - 7th Grade Science Activities : Page 6

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

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

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

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

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

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Create a self-portrait from natural materials in this collage craft activity!

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

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

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

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.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

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

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!