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4th grade
Science
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Paper Making: The Next Level
Paper Making: The Next Level
Science Project
Paper Making: The Next Level
This science fair project idea is develops new or improved paper making techniques and encourages recycling.
4th grade
Science
Science Project
Doing Forensics with Paper Chromatography!
Doing Forensics with Paper Chromatography!
Science Project
Doing Forensics with Paper Chromatography!
This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.
4th grade
Science
Science Project
Homemade Lava Lamp
Homemade Lava Lamp
Science Project
Homemade Lava Lamp
This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.
4th grade
Science
Science Project
Magnets and Temperature: Does the Temperature of a Magnet Affect its Strength?
Magnets and Temperature: Does the Temperature of a Magnet Affect its Strength?
Science Project
Magnets and Temperature: Does the Temperature of a Magnet Affect its Strength?
Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.
4th grade
Science
Science Project
Dog Diets: Will a Dog Prefer Homemade Dog Food?
Dog Diets: Will a Dog Prefer Homemade Dog Food?
Science Project
Dog Diets: Will a Dog Prefer Homemade Dog Food?
Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.
4th grade
Science
Science Project
Potato Chip Science: How Greasy Are Your Potato Chips?
Potato Chip Science: How Greasy Are Your Potato Chips?
Science Project
Potato Chip Science: How Greasy Are Your Potato Chips?
How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.
4th grade
Science
Science Project
The Best Stain Remover for Clothes: Testing Laundry Stain Removal
The Best Stain Remover for Clothes: Testing Laundry Stain Removal
Science Project
The Best Stain Remover for Clothes: Testing Laundry Stain Removal
What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.
4th grade
Science
Science Project
Changing the Period of a Pendulum
Changing the Period of a Pendulum
Science Project
Changing the Period of a Pendulum
Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.
4th grade
Science
Science Project
Thermal Conductivity of Metals: Which Metal Is the Best Conductor of Heat?
Thermal Conductivity of Metals: Which Metal Is the Best Conductor of Heat?
Science Project
Thermal Conductivity of Metals: Which Metal Is the Best Conductor of Heat?
Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.
4th grade
Science
Science Project
Does Ultraviolet (UV) Light Pass through Some Colors More than Others?
Science Project
Does Ultraviolet (UV) Light Pass through Some Colors More than Others?
The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.
4th grade
Science
Science Project
Compost Ingredients
Compost Ingredients
Science Project
Compost Ingredients
The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.
4th grade
Science
Science Project
Why Do Apples Turn Brown?
Why Do Apples Turn Brown?
Science Project
Why Do Apples Turn Brown?
In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.
4th grade
Science
Science Project
Can You Keep a Secret?
Science Project
Can You Keep a Secret?
Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.
4th grade
Science
Science Project
Outer Space In My Yard
Science Project
Outer Space In My Yard
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.
4th grade
Science
Science Project
The Fungus Among Us
The Fungus Among Us
Science Project
The Fungus Among Us
The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.
4th grade
Science
Science Project
Best Fertilizer: The Effects of Fertilizer on Plant Growth
Best Fertilizer: The Effects of Fertilizer on Plant Growth
Science Project
Best Fertilizer: The Effects of Fertilizer on Plant Growth
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.
4th grade
Science
Science Project
Reaction Time: The Ruler Drop Test
Reaction Time: The Ruler Drop Test
Science Project
Reaction Time: The Ruler Drop Test
In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.
4th grade
Science
Science Project
Testing the Solubility of Common Liquid Solvents
Testing the Solubility of Common Liquid Solvents
Science Project
Testing the Solubility of Common Liquid Solvents
In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.
4th grade
Science
Science Project
How to Prevent Erosion
How to Prevent Erosion
Science Project
How to Prevent Erosion
Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.
4th grade
Science
Science Project
Barometric Pressure
Barometric Pressure
Science Project
Barometric Pressure
Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?
4th grade
Science
Science Project
Desert Food Web
Desert Food Web
Science Project
Desert Food Web
Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.
4th grade
Science
Science Project
Throwing a Baseball
Throwing a Baseball
Science Project
Throwing a Baseball
With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.
4th grade
Science
Science Project
DIY Rain Gauge
DIY Rain Gauge
Science Project
DIY Rain Gauge
In this science fair project, students make their own rain gauge to measure rainfall.
4th grade
Science
Science Project
A Trick for the Eyes: Color Wheels and Optical Illusion Tops
A Trick for the Eyes: Color Wheels and Optical Illusion Tops
Science Project
A Trick for the Eyes: Color Wheels and Optical Illusion Tops
This science fair project idea experiments with spinning color wheels and optical illusions.
4th grade
Science
Science Project
Mouth Bacteria?
Mouth Bacteria?
Science Project
Mouth Bacteria?
Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.
4th grade
Science
Science Project