3rd and 4th Grade Science Projects Activities : Page 5

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

In this science fair project, students create their own miniature salt flats at home.

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project idea explores the egg's thin membrane.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Discover whether cold or hot water from the faucet will boil faster on the stove.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This science fair project teaches students about wilting and browning of salad greens.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science fair project idea identifies trees using a dichotomous key.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

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

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.