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Kindergarten - 3rd Grade Science Activities : Page 7

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

Which Cup Best Prevents Ice from Melting?

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

Why Doesn't the Ocean Freeze?

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Exploring the Movement of Tectonic Plates with S'Mores

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

The Science of Sound

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Make Spider Web Art!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Make a Fistful of Slime!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

How Well Does Sound Travel Through a Gas? A Liquid? A Solid?

People have favorite flavors, but what about ants? Which ant food is the most popular?

Experimenting with Ant Food: Do Ants Have Favorite Flavors?

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Demonstrating Photosynthesis: Writing in Grass

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Factors Affecting Seed Germination

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Melting Crayons

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

How to Make Peanut Butter

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Favorite Colors

This science fair project idea examines which type of insulation holds in the most heat.

Best Insulators

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Where Do I Live? An Animal Habitat Game

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Tide Pool Animals

In this project students experiment with making music using only glasses of water.

Musical Glasses

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Form and Function

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Light Intensity and Distance

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

Sorting and Ordering: Collect Autumn Leaves!

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Halloween STEM Building Challenge

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

Make Edible Amber Fossils

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Fat Insulation: How Do Animals Keep Warm?

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Snow to Liquid Ratio

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

The Rings of Saturn: A Scale Model

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

How to Tell Time by the Sun

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Plastic Wrap Science Fair Project: Polymer Permeability

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Drum Size and Pitch

This project compares the strength of one, two, and three-ply toilet paper.

The Relationship Between Toilet Paper Ply and Strength

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Barometric Pressure

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