4th and 5th Grade Science Activities : Page 19

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

Science fair project that determines whether mass and weight are the same or different.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

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.