4th - 7th Grade Engineering and Science Inquiry Resources : Page 16

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.

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.

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

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

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.

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.

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.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

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

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Demonstrate how to tell the age of an egg without having to crack it open.