1st - 4th Grade Science Activities : Page 9

This project investigates the affect of storage temperature on microwave popcorn.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

This science fair project idea investigates the hardness property of minerals.

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

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

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!

This science fair project idea investigates whether plants can survive being frozen.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

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.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

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

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.