3rd and 4th Grade Science Resources : Page 14

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

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 investigates whether plants can survive being frozen.

Examine the effect of pressure on carbonation in soda.

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 get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

In this fun activity, your child will create their very own solar oven to bake s'mores!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.