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Engineering and Science Inquiry
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Kindergarten - 3rd Grade
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Cats & Dogs
Activity
Cats & Dogs
Third Grade
Engineering and Science Inquiry
Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.
Activity
Cats & Dogs
Activity
Cats & Dogs
Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.
Third Grade
Engineering and Science Inquiry
Activity
Does Storing Cucumbers and Tomatoes in the Fridge Spoil Its Unique Flavors?
Activity
Does Storing Cucumbers and Tomatoes in the Fridge Spoil Its Unique Flavors?
Second Grade
Engineering and Science Inquiry
Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!
Activity
Does Storing Cucumbers and Tomatoes in the Fridge Spoil Its Unique Flavors?
Activity
Does Storing Cucumbers and Tomatoes in the Fridge Spoil Its Unique Flavors?
Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!
Second Grade
Engineering and Science Inquiry
Activity
Does Time Really Pass By Faster When You're Having Fun?
Activity
Does Time Really Pass By Faster When You're Having Fun?
Kindergarten
Engineering and Science Inquiry
This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.
Activity
Does Time Really Pass By Faster When You're Having Fun?
Activity
Does Time Really Pass By Faster When You're Having Fun?
This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.
Kindergarten
Engineering and Science Inquiry
Activity
Pruning Tomato Plants
Activity
Pruning Tomato Plants
Third Grade
Engineering and Science Inquiry
In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.
Activity
Pruning Tomato Plants
Activity
Pruning Tomato Plants
In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.
Third Grade
Engineering and Science Inquiry
Activity
Why Doesn't the Ocean Freeze?
Activity
Why Doesn't the Ocean Freeze?
Second Grade
Measurement
Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.
Activity
Why Doesn't the Ocean Freeze?
Activity
Why Doesn't the Ocean Freeze?
Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.
Second Grade
Measurement
Activity
Glove In a Jar: Demonstration of a Closed System
Activity
Glove In a Jar: Demonstration of a Closed System
Kindergarten
Engineering and Science Inquiry
In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.
Activity
Glove In a Jar: Demonstration of a Closed System
Activity
Glove In a Jar: Demonstration of a Closed System
In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.
Kindergarten
Engineering and Science Inquiry
Activity
Sun Print: How Solar Energy Creates Chemical Changes
Activity
Sun Print: How Solar Energy Creates Chemical Changes
Kindergarten
Engineering and Science Inquiry
In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.
Activity
Sun Print: How Solar Energy Creates Chemical Changes
Activity
Sun Print: How Solar Energy Creates Chemical Changes
In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.
Kindergarten
Engineering and Science Inquiry
Activity
Floating Rocks
Activity
Floating Rocks
First Grade
Engineering and Science Inquiry
With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.
Activity
Floating Rocks
Activity
Floating Rocks
With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.
First Grade
Engineering and Science Inquiry
Activity
Savanna Flora and Fauna
Activity
Savanna Flora and Fauna
Third Grade
Engineering and Science Inquiry
Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.
Activity
Savanna Flora and Fauna
Activity
Savanna Flora and Fauna
Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.
Third Grade
Engineering and Science Inquiry
Activity
How to Make a Lemon Battery
Activity
How to Make a Lemon Battery
Second Grade
Engineering and Science Inquiry
For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.
Activity
How to Make a Lemon Battery
Activity
How to Make a Lemon Battery
For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.
Second Grade
Engineering and Science Inquiry
Activity
How do Sedimentary Layers Form?
Activity
How do Sedimentary Layers Form?
First Grade
Engineering and Science Inquiry
In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.
Activity
How do Sedimentary Layers Form?
Activity
How do Sedimentary Layers Form?
In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.
First Grade
Engineering and Science Inquiry
Activity
Growing in the Dark: Plants and Light
Activity
Growing in the Dark: Plants and Light
Second Grade
Engineering and Science Inquiry
Plants and light seem to be good buddies, but how far does the friendship really go?
Activity
Growing in the Dark: Plants and Light
Activity
Growing in the Dark: Plants and Light
Plants and light seem to be good buddies, but how far does the friendship really go?
Second Grade
Engineering and Science Inquiry
Activity
Ivory Soap Experiment
Activity
Ivory Soap Experiment
Third Grade
Engineering and Science Inquiry
In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!
Activity
Ivory Soap Experiment
Activity
Ivory Soap Experiment
In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!
Third Grade
Engineering and Science Inquiry
Activity
To Leaf or Not to Leaf
Activity
To Leaf or Not to Leaf
Second Grade
Engineering and Science Inquiry
Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.
Activity
To Leaf or Not to Leaf
Activity
To Leaf or Not to Leaf
Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.
Second Grade
Engineering and Science Inquiry
Activity
Soil Amendments and Growing Beans
Activity
Soil Amendments and Growing Beans
Second Grade
Engineering and Science Inquiry
Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!
Activity
Soil Amendments and Growing Beans
Activity
Soil Amendments and Growing Beans
Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!
Second Grade
Engineering and Science Inquiry
Activity
Talking to Plants
Activity
Talking to Plants
Third Grade
Physical Science
This science fair project idea explores whether talking to a plant will help it grow.
Activity
Talking to Plants
Activity
Talking to Plants
This science fair project idea explores whether talking to a plant will help it grow.
Third Grade
Physical Science
Activity
Candy or Medicine?
Activity
Candy or Medicine?
First Grade
Engineering and Science Inquiry
Uh-oh! Is that a pill sitting on the counter or a piece of candy?
Activity
Candy or Medicine?
Activity
Candy or Medicine?
Uh-oh! Is that a pill sitting on the counter or a piece of candy?
First Grade
Engineering and Science Inquiry
Activity
The Ghost in the Tube
Activity
The Ghost in the Tube
First Grade
Engineering and Science Inquiry
In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.
Activity
The Ghost in the Tube
Activity
The Ghost in the Tube
In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.
First Grade
Engineering and Science Inquiry
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Second Grade
Engineering and Science Inquiry
In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.
Second Grade
Engineering and Science Inquiry
Activity
Heating Plants: The Great Growth Race
Activity
Heating Plants: The Great Growth Race
Third Grade
Measurement
Do you think heat can affect a plant's growth rate?
Activity
Heating Plants: The Great Growth Race
Activity
Heating Plants: The Great Growth Race
Do you think heat can affect a plant's growth rate?
Third Grade
Measurement
Activity
Easy Rhyming Words
Activity
Easy Rhyming Words
Second Grade
Engineering and Science Inquiry
It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.
Activity
Easy Rhyming Words
Activity
Easy Rhyming Words
It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.
Second Grade
Engineering and Science Inquiry
Activity
What Do Worms Eat? A Compost Project
Activity
What Do Worms Eat? A Compost Project
First Grade
Engineering and Science Inquiry
What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.
Activity
What Do Worms Eat? A Compost Project
Activity
What Do Worms Eat? A Compost Project
What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.
First Grade
Engineering and Science Inquiry
Activity
Bust That Rust!
Activity
Bust That Rust!
Second Grade
Engineering and Science Inquiry
These science fair experiments demonstrate the chemistry of rust and the oxidation process.
Activity
Bust That Rust!
Activity
Bust That Rust!
These science fair experiments demonstrate the chemistry of rust and the oxidation process.
Second Grade
Engineering and Science Inquiry
Activity
Experimenting with Ant Food: Do Ants Have Favorite Flavors?
Activity
Experimenting with Ant Food: Do Ants Have Favorite Flavors?
First Grade
Engineering and Science Inquiry
People have favorite flavors, but what about ants? Which ant food is the most popular?
Activity
Experimenting with Ant Food: Do Ants Have Favorite Flavors?
Activity
Experimenting with Ant Food: Do Ants Have Favorite Flavors?
People have favorite flavors, but what about ants? Which ant food is the most popular?
First Grade
Engineering and Science Inquiry
Activity
Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?
Activity
Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?
First Grade
Engineering and Science Inquiry
The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?
Activity
Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?
Activity
Microwave Candy: Do Some Colors of M&Ms Melt Faster than Others?
The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?
First Grade
Engineering and Science Inquiry
Activity
Factors Affecting Solubility
Activity
Factors Affecting Solubility
Third Grade
Measurement
Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.
Activity
Factors Affecting Solubility
Activity
Factors Affecting Solubility
Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.
Third Grade
Measurement
Activity
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