4th - 6th Grade Science Activities : Page 20

This science project allows students to study the psychology of happiness.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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.

This experiment tests which gender is better at catching how a magician performs his tricks.

This science research project challenges students to think of more effective lobster farming methods.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

In celebration of Earth Day, help your fifth grader write a poem from the Earth to its inhabitants.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

What happens when colored beams of light mix? You might be surprised.

Help your young scientist celebrate the wonders of the night sky in the comfort of your own home.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.