Showing Results for grade practice : Page 2

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

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

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

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.

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

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Test whether plants can grow without sunlight and water.

Discover whether a metal will expand under hot water.

In this experiment we will be determining whether birds prefer certain colors of seed.

This science fair project idea investigates the difference in reaction times between boys and girls.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

This science fair project idea investigates how magnetism can defy the force of gravity.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.