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How to Clean a Fish Tank
How to Clean a Fish Tank
Activity
How to Clean a Fish Tank large image
How to Clean a Fish Tank
Kindergarten
Engineering and Science Inquiry
Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.
Activity
How to Clean a Fish Tank
How to Clean a Fish Tank
Activity
How to Clean a Fish Tank
Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.
Kindergarten
Engineering and Science Inquiry
Activity
Flying Potato
Flying Potato
Activity
Flying Potato large image
Flying Potato
Fourth Grade
Physical Science
These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.
Activity
Flying Potato
Flying Potato
Activity
Flying Potato
These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.
Fourth Grade
Physical Science
Activity
Use the Altitude of Polaris to Find Latitude
Use the Altitude of Polaris to Find Latitude
Activity
Use the Altitude of Polaris to Find Latitude large image
Use the Altitude of Polaris to Find Latitude
Fourth Grade
Engineering and Science Inquiry
In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.
Activity
Use the Altitude of Polaris to Find Latitude
Use the Altitude of Polaris to Find Latitude
Activity
Use the Altitude of Polaris to Find Latitude
In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.
Fourth Grade
Engineering and Science Inquiry
Activity
Determine the Effect of Gray Water on Plant Growth
Determine the Effect of Gray Water on Plant Growth
Activity
Determine the Effect of Gray Water on Plant Growth large image
Determine the Effect of Gray Water on Plant Growth
Fifth Grade
Engineering and Science Inquiry
Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.
Activity
Determine the Effect of Gray Water on Plant Growth
Determine the Effect of Gray Water on Plant Growth
Activity
Determine the Effect of Gray Water on Plant Growth
Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.
Fifth Grade
Engineering and Science Inquiry
Activity
Star Clock
Star Clock
Activity
Star Clock large image
Star Clock
Third Grade
Engineering and Science Inquiry
In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!
Activity
Star Clock
Star Clock
Activity
Star Clock
In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!
Third Grade
Engineering and Science Inquiry
Activity
High Frequency Hearing Test
High Frequency Hearing Test
Activity
High Frequency Hearing Test large image
High Frequency Hearing Test
Fifth Grade
Physical Science
Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.
Activity
High Frequency Hearing Test
High Frequency Hearing Test
Activity
High Frequency Hearing Test
Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.
Fifth Grade
Physical Science
Activity
Which Battery Lasts the Longest?
Which Battery Lasts the Longest?
Activity
Which Battery Lasts the Longest? large image
Which Battery Lasts the Longest?
Writing
Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.
Activity
Which Battery Lasts the Longest?
Which Battery Lasts the Longest?
Activity
Which Battery Lasts the Longest?
Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.
Writing
Activity
How to Make a Steam Powered Rocket Boat
How to Make a Steam Powered Rocket Boat
Activity
How to Make a Steam Powered Rocket Boat large image
How to Make a Steam Powered Rocket Boat
Fourth Grade
Engineering and Science Inquiry
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.
Activity
How to Make a Steam Powered Rocket Boat
How to Make a Steam Powered Rocket Boat
Activity
How to Make a Steam Powered Rocket Boat
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.
Fourth Grade
Engineering and Science Inquiry
Activity
Mathematical Modeling of Bacterial Growth
Mathematical Modeling of Bacterial Growth
Activity
Mathematical Modeling of Bacterial Growth large image
Mathematical Modeling of Bacterial Growth
Measurement
In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.
Activity
Mathematical Modeling of Bacterial Growth
Mathematical Modeling of Bacterial Growth
Activity
Mathematical Modeling of Bacterial Growth
In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.
Measurement
Activity
Cellular Phones & Driving: What is the impact of cell phone usage during driving?
Cellular Phones & Driving: What is the impact of cell phone usage during driving?
Activity
Cellular Phones & Driving: What is the impact of cell phone usage during driving? large image
Cellular Phones & Driving: What is the impact of cell phone usage during driving?
Physical Science
This science fair project idea studies how talking on a cell phone affect driving?
Activity
Cellular Phones & Driving: What is the impact of cell phone usage during driving?
Cellular Phones & Driving: What is the impact of cell phone usage during driving?
Activity
Cellular Phones & Driving: What is the impact of cell phone usage during driving?
This science fair project idea studies how talking on a cell phone affect driving?
Physical Science
Activity
See-Through Egg Science
See-Through Egg Science
Activity
See-Through Egg Science large image
See-Through Egg Science
First Grade
Physical Science
This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.
Activity
See-Through Egg Science
See-Through Egg Science
Activity
See-Through Egg Science
This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.
First Grade
Physical Science
Activity
Do Household Conservation Efforts Lead to Lower Utility Bills?
Do Household Conservation Efforts Lead to Lower Utility Bills?
Activity
Do Household Conservation Efforts Lead to Lower Utility Bills? large image
Do Household Conservation Efforts Lead to Lower Utility Bills?
Engineering and Science Inquiry
This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.
Activity
Do Household Conservation Efforts Lead to Lower Utility Bills?
Do Household Conservation Efforts Lead to Lower Utility Bills?
Activity
Do Household Conservation Efforts Lead to Lower Utility Bills?
This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.
Engineering and Science Inquiry
Activity
Reward or Punishment: Which is the Better Motivator?
Reward or Punishment: Which is the Better Motivator?
Activity
Reward or Punishment: Which is the Better Motivator? large image
Reward or Punishment: Which is the Better Motivator?
Engineering and Science Inquiry
This experiment will investigate whether reward or punishment is more apt to motivate people.
Activity
Reward or Punishment: Which is the Better Motivator?
Reward or Punishment: Which is the Better Motivator?
Activity
Reward or Punishment: Which is the Better Motivator?
This experiment will investigate whether reward or punishment is more apt to motivate people.
Engineering and Science Inquiry
Activity
Dinosaur Skeleton Hunt
Dinosaur Skeleton Hunt
Activity
Dinosaur Skeleton Hunt large image
Dinosaur Skeleton Hunt
Third Grade
Life Science
Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.
Activity
Dinosaur Skeleton Hunt
Dinosaur Skeleton Hunt
Activity
Dinosaur Skeleton Hunt
Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.
Third Grade
Life Science
Activity
The Telephone Game
The Telephone Game
Activity
The Telephone Game large image
The Telephone Game
Engineering and Science Inquiry
This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.
Activity
The Telephone Game
The Telephone Game
Activity
The Telephone Game
This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.
Engineering and Science Inquiry
Activity
Pot and Your Paycheck
Activity
Pot and Your Paycheck
Engineering and Science Inquiry
Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report
Activity
Pot and Your Paycheck
Activity
Pot and Your Paycheck
Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report
Engineering and Science Inquiry
Activity
Vitamin Science
Vitamin Science
Activity
Vitamin Science large image
Vitamin Science
Engineering and Science Inquiry
Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.
Activity
Vitamin Science
Vitamin Science
Activity
Vitamin Science
Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.
Engineering and Science Inquiry
Activity
The Effects of Music of Work Habits
The Effects of Music of Work Habits
Activity
The Effects of Music of Work Habits large image
The Effects of Music of Work Habits
Engineering and Science Inquiry
This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.
Activity
The Effects of Music of Work Habits
The Effects of Music of Work Habits
Activity
The Effects of Music of Work Habits
This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.
Engineering and Science Inquiry
Activity
Design Challenge: Make a Rube Goldberg Machine
Design Challenge: Make a Rube Goldberg Machine
Activity
Design Challenge: Make a Rube Goldberg Machine large image
Design Challenge: Make a Rube Goldberg Machine
Third Grade
Engineering and Science Inquiry
In this hands-on design challenge your child will make their very own Rube Goldberg Machine.
Activity
Design Challenge: Make a Rube Goldberg Machine
Design Challenge: Make a Rube Goldberg Machine
Activity
Design Challenge: Make a Rube Goldberg Machine
In this hands-on design challenge your child will make their very own Rube Goldberg Machine.
Third Grade
Engineering and Science Inquiry
Activity
A Memorable Membrane
A Memorable Membrane
Activity
A Memorable Membrane large image
A Memorable Membrane
Engineering and Science Inquiry
Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.
Activity
A Memorable Membrane
A Memorable Membrane
Activity
A Memorable Membrane
Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.
Engineering and Science Inquiry
Activity
Exploring Animal Adaptations!
Exploring Animal Adaptations!
Lesson Plan
Exploring Animal Adaptations! large image
Exploring Animal Adaptations!
Third Grade
Life Science
Give your students the opportunity to explore the perspectives of different characters by using the "See Think Wonder" Visible Thinking Routine from Harvard's Project Zero.
Lesson Plan
Exploring Animal Adaptations!
Exploring Animal Adaptations!
Lesson Plan
Exploring Animal Adaptations!
Give your students the opportunity to explore the perspectives of different characters by using the "See Think Wonder" Visible Thinking Routine from Harvard's Project Zero.
Third Grade
Life Science
Lesson Plan
Curious Science with Curious George
Curious Science with Curious George
Lesson Plan
Curious Science with Curious George large image
Curious Science with Curious George
Second Grade
Physical Science
The science of matter becomes as fun as it is educational when George gets in the mix! After watching Curious George work with his 'floppafication' pot, students will learn about matter and force.
Lesson Plan
Curious Science with Curious George
Curious Science with Curious George
Lesson Plan
Curious Science with Curious George
The science of matter becomes as fun as it is educational when George gets in the mix! After watching Curious George work with his 'floppafication' pot, students will learn about matter and force.
Second Grade
Physical Science
Lesson Plan
How to Test the Efficiency of a Photovoltaic Cell?
How to Test the Efficiency of a Photovoltaic Cell?
Activity
How to Test the Efficiency of a Photovoltaic Cell? large image
How to Test the Efficiency of a Photovoltaic Cell?
Engineering and Science Inquiry
Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.
Activity
How to Test the Efficiency of a Photovoltaic Cell?
How to Test the Efficiency of a Photovoltaic Cell?
Activity
How to Test the Efficiency of a Photovoltaic Cell?
Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.
Engineering and Science Inquiry
Activity
Don't Get Soap in Your Eye!
Don't Get Soap in Your Eye!
Activity
Don't Get Soap in Your Eye! large image
Don't Get Soap in Your Eye!
Writing
Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.
Activity
Don't Get Soap in Your Eye!
Don't Get Soap in Your Eye!
Activity
Don't Get Soap in Your Eye!
Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.
Writing
Activity
Crystal Wonderland
Crystal Wonderland
Activity
Crystal Wonderland large image
Crystal Wonderland
First Grade
Measurement
The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.
Activity
Crystal Wonderland
Crystal Wonderland
Activity
Crystal Wonderland
The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.
First Grade
Measurement
Activity
Balloon Rocket Experiment
Balloon Rocket Experiment
Activity
Balloon Rocket Experiment large image
Balloon Rocket Experiment
Fifth Grade
Engineering and Science Inquiry
Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?
Activity
Balloon Rocket Experiment
Balloon Rocket Experiment
Activity
Balloon Rocket Experiment
Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?
Fifth Grade
Engineering and Science Inquiry
Activity
Salinity and Hatching Brine Shrimp Eggs
Salinity and Hatching Brine Shrimp Eggs
Activity
Salinity and Hatching Brine Shrimp Eggs large image
Salinity and Hatching Brine Shrimp Eggs
Fifth Grade
Life Science
Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.
Activity
Salinity and Hatching Brine Shrimp Eggs
Salinity and Hatching Brine Shrimp Eggs
Activity
Salinity and Hatching Brine Shrimp Eggs
Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.
Fifth Grade
Life Science
Activity
Soil pH: Acid or Alkaline?
Soil pH: Acid or Alkaline?
Activity
Soil pH: Acid or Alkaline? large image
Soil pH: Acid or Alkaline?
Fourth Grade
Engineering and Science Inquiry
Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.
Activity
Soil pH: Acid or Alkaline?
Soil pH: Acid or Alkaline?
Activity
Soil pH: Acid or Alkaline?
Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.
Fourth Grade
Engineering and Science Inquiry
Activity
Work and Energy
Work and Energy
Activity
Work and Energy large image
Work and Energy
Fourth Grade
Engineering and Science Inquiry
Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.
Activity
Work and Energy
Work and Energy
Activity
Work and Energy
Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.
Fourth Grade
Engineering and Science Inquiry
Activity
Catalase Enzyme Activity
Catalase Enzyme Activity
Activity
Catalase Enzyme Activity large image
Catalase Enzyme Activity
Measurement
Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.
Activity
Catalase Enzyme Activity
Catalase Enzyme Activity
Activity
Catalase Enzyme Activity
Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.
Measurement
Activity
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