4th Grade Science Projects Resources : Page 9

Find out whether putting something on top of a plant will inhibit its growth.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

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 develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This science fair project idea examines whether boys and girls differ in reflexes.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

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

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 examine under what conditions individual plants release seeds and how far the seeds are released.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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.

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

How do organic materials become soil? This science experiment measures what materials biodegrade.

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

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

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.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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

In this science fair project you will make a model of a cell membrane using very simple material.

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

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

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project examines how seeds hitchhike on animals and clothing.

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.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.