3rd and 4th Grade Science Projects Activities : Page 9

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

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

This project examines whether playing music during class helps students learn or if it distracts students from learning.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

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

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Test whether plants can grow without sunlight and water.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This science fair project idea explores how length affects the weight a bridge can hold.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Do different types of oil mix or stack? Find out in this science fair project idea!

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