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Showing Results for why is the sky blue : Page 7
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808 results
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Does Hot Water Freeze Faster Than Cold Water?
Activity
Does Hot Water Freeze Faster Than Cold Water?
Third Grade
Measurement
Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!
Activity
Does Hot Water Freeze Faster Than Cold Water?
Activity
Does Hot Water Freeze Faster Than Cold Water?
Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!
Third Grade
Measurement
Activity
Changing the Period of a Pendulum
Activity
Changing the Period of a Pendulum
Fourth Grade
Engineering and Science Inquiry
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.
Activity
Changing the Period of a Pendulum
Activity
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.
Fourth Grade
Engineering and Science Inquiry
Activity
Hooke's Law: Calculating Spring Constants
Activity
Hooke's Law: Calculating Spring Constants
Engineering and Science Inquiry
How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.
Activity
Hooke's Law: Calculating Spring Constants
Activity
Hooke's Law: Calculating Spring Constants
How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.
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
Hydrophobic Sand
Activity
Hydrophobic Sand
Engineering and Science Inquiry
In this experiment we use Scotch Guard to make sand that resists water.
Activity
Hydrophobic Sand
Activity
Hydrophobic Sand
In this experiment we use Scotch Guard to make sand that resists water.
Engineering and Science Inquiry
Activity
Greenhouse Gases
Activity
Greenhouse Gases
Engineering and Science Inquiry
This science project examines the thermal properties of several major greenhouse gases.
Activity
Greenhouse Gases
Activity
Greenhouse Gases
This science project examines the thermal properties of several major greenhouse gases.
Engineering and Science Inquiry
Activity
Color And Temperature
Activity
Color And Temperature
Third Grade
Engineering and Science Inquiry
This science fair project idea investigates how color affects temperature.
Activity
Color And Temperature
Activity
Color And Temperature
This science fair project idea investigates how color affects temperature.
Third Grade
Engineering and Science Inquiry
Activity
The Science of Human Error
Activity
The Science of Human Error
Engineering and Science Inquiry
In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.
Activity
The Science of Human Error
Activity
The Science of Human Error
In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.
Engineering and Science Inquiry
Activity
Calorimetry: Bomb Calorimeter Experiment
Activity
Calorimetry: Bomb Calorimeter Experiment
Measurement
Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!
Activity
Calorimetry: Bomb Calorimeter Experiment
Activity
Calorimetry: Bomb Calorimeter Experiment
Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!
Measurement
Activity
Spider Science: Exploring the World of Webs
Activity
Spider Science: Exploring the World of Webs
Third Grade
Engineering and Science Inquiry
Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!
Activity
Spider Science: Exploring the World of Webs
Activity
Spider Science: Exploring the World of Webs
Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!
Third Grade
Engineering and Science Inquiry
Activity
Boiling Water in a Paper Cup
Activity
Boiling Water in a Paper Cup
Engineering and Science Inquiry
Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.
Activity
Boiling Water in a Paper Cup
Activity
Boiling Water in a Paper Cup
Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.
Engineering and Science Inquiry
Activity
Growing Yeast: Sugar Fermentation
Activity
Growing Yeast: Sugar Fermentation
Engineering and Science Inquiry
Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!
Activity
Growing Yeast: Sugar Fermentation
Activity
Growing Yeast: Sugar Fermentation
Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!
Engineering and Science Inquiry
Activity
Floating Paper Clip
Activity
Floating Paper Clip
Second Grade
Engineering and Science Inquiry
In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.
Activity
Floating Paper Clip
Activity
Floating Paper Clip
In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.
Second Grade
Engineering and Science Inquiry
Activity
Floating Eggs: A Pre-Breakfast Experiment
Activity
Floating Eggs: A Pre-Breakfast Experiment
Second Grade
Engineering and Science Inquiry
Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!
Activity
Floating Eggs: A Pre-Breakfast Experiment
Activity
Floating Eggs: A Pre-Breakfast Experiment
Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!
Second Grade
Engineering and Science Inquiry
Activity
Ripening Fruit
Activity
Ripening Fruit
Engineering and Science Inquiry
Research fruits and their ripening stages, follow and document the different stages. Analyze what causes fruit to continue ripening after being picked.
Activity
Ripening Fruit
Activity
Ripening Fruit
Research fruits and their ripening stages, follow and document the different stages. Analyze what causes fruit to continue ripening after being picked.
Engineering and Science Inquiry
Activity
Color Walks: Seeing Colors in Our World
Activity
Color Walks: Seeing Colors in Our World
Kindergarten
Engineering and Science Inquiry
In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.
Activity
Color Walks: Seeing Colors in Our World
Activity
Color Walks: Seeing Colors in Our World
In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.
Kindergarten
Engineering and Science Inquiry
Activity
Mushroom Anatomy
Activity
Mushroom Anatomy
Engineering and Science Inquiry
Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?
Activity
Mushroom Anatomy
Activity
Mushroom Anatomy
Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?
Engineering and Science Inquiry
Activity
Floating Balloons
Activity
Floating Balloons
Third Grade
Measurement
This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!
Activity
Floating Balloons
Activity
Floating Balloons
This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!
Third Grade
Measurement
Activity
Garlic: Antibacterial and Antimicrobial Properties
Activity
Garlic: Antibacterial and Antimicrobial Properties
Engineering and Science Inquiry
Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.
Activity
Garlic: Antibacterial and Antimicrobial Properties
Activity
Garlic: Antibacterial and Antimicrobial Properties
Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.
Engineering and Science Inquiry
Activity
Sound Resonance: How to Calculate Speed of Sound
Activity
Sound Resonance: How to Calculate Speed of Sound
Physical Science
In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.
Activity
Sound Resonance: How to Calculate Speed of Sound
Activity
Sound Resonance: How to Calculate Speed of Sound
In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.
Physical Science
Activity
What Causes the Seasons to Change?
Activity
What Causes the Seasons to Change?
Fourth Grade
Engineering and Science Inquiry
What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.
Activity
What Causes the Seasons to Change?
Activity
What Causes the Seasons to Change?
What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.
Fourth Grade
Engineering and Science Inquiry
Activity
Guided by the Stars
Activity
Guided by the Stars
Engineering and Science Inquiry
Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.
Activity
Guided by the Stars
Activity
Guided by the Stars
Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.
Engineering and Science Inquiry
Activity
Building Brick Challenge: Build a Tall Tower
Activity
Building Brick Challenge: Build a Tall Tower
First Grade
Engineering and Science Inquiry
In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.
Activity
Building Brick Challenge: Build a Tall Tower
Activity
Building Brick Challenge: Build a Tall Tower
In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.
First Grade
Engineering and Science Inquiry
Activity
Think Like a Scientist: Observe, Sort, and Classify
Lesson Plan
Think Like a Scientist: Observe, Sort, and Classify
First Grade
Engineering and Science Inquiry
Scientists observe and classify the world around them! In this lesson, your students will practice their processing skills by observing a group of objects and grouping the objects based on their attributes.
Lesson Plan
Think Like a Scientist: Observe, Sort, and Classify
Lesson Plan
Think Like a Scientist: Observe, Sort, and Classify
Scientists observe and classify the world around them! In this lesson, your students will practice their processing skills by observing a group of objects and grouping the objects based on their attributes.
First Grade
Engineering and Science Inquiry
Lesson Plan
Caffeine and Heart Rate: What Is the Effect of Caffeine on Heart Rate?
Activity
Caffeine and Heart Rate: What Is the Effect of Caffeine on Heart Rate?
Fifth Grade
Engineering and Science Inquiry
Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.
Activity
Caffeine and Heart Rate: What Is the Effect of Caffeine on Heart Rate?
Activity
Caffeine and Heart Rate: What Is the Effect of Caffeine on Heart Rate?
Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.
Fifth Grade
Engineering and Science Inquiry
Activity
How to Make a Solar Oven
Activity
How to Make a Solar Oven
Engineering and Science Inquiry
Check out this cool and free middle school science fair project idea on how to make a solar oven.
Activity
How to Make a Solar Oven
Activity
How to Make a Solar Oven
Check out this cool and free middle school science fair project idea on how to make a solar oven.
Engineering and Science Inquiry
Activity
Throwing a Baseball
Activity
Throwing a Baseball
Fourth Grade
Life Science
With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.
Activity
Throwing a Baseball
Activity
Throwing a Baseball
With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.
Fourth Grade
Life Science
Activity
Wacky Windmill Challenge
Lesson Plan
Wacky Windmill Challenge
Fourth Grade
Engineering and Science Inquiry
Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.
Lesson Plan
Wacky Windmill Challenge
Lesson Plan
Wacky Windmill Challenge
Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.
Fourth Grade
Engineering and Science Inquiry
Lesson Plan
Specific Heat of Water vs. Specific Heat of Sand
Activity
Specific Heat of Water vs. Specific Heat of Sand
Fifth Grade
Engineering and Science Inquiry
What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.
Activity
Specific Heat of Water vs. Specific Heat of Sand
Activity
Specific Heat of Water vs. Specific Heat of Sand
What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.
Fifth Grade
Engineering and Science Inquiry
Activity
Calculate the Mass of the Earth
Activity
Calculate the Mass of the Earth
Engineering and Science Inquiry
Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!
Activity
Calculate the Mass of the Earth
Activity
Calculate the Mass of the Earth
Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!
Engineering and Science Inquiry
Activity
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