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Science
Physical Science
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Matter and Change
Forces and Interactions
Energy
Waves
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Measuring Heart Rate with Doppler Ultrasound
Activity
Measuring Heart Rate with Doppler Ultrasound
Physical Science
In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.
Activity
Measuring Heart Rate with Doppler Ultrasound
Activity
Measuring Heart Rate with Doppler Ultrasound
In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.
Physical Science
Activity
Pendulum Waves
Activity
Pendulum Waves
Physical Science
Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.
Activity
Pendulum Waves
Activity
Pendulum Waves
Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.
Physical Science
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
How to Make a PVC Pipe Instrument
Activity
How to Make a PVC Pipe Instrument
Physical Science
In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.
Activity
How to Make a PVC Pipe Instrument
Activity
How to Make a PVC Pipe Instrument
In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.
Physical Science
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
How Fast Does Light Travel in Water vs. Air? Refraction Experiment
Activity
How Fast Does Light Travel in Water vs. Air? Refraction Experiment
Physical Science
How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.
Activity
How Fast Does Light Travel in Water vs. Air? Refraction Experiment
Activity
How Fast Does Light Travel in Water vs. Air? Refraction Experiment
How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.
Physical Science
Activity
Radio Waves, It's In The Air: Build A Basic Radio
Activity
Radio Waves, It's In The Air: Build A Basic Radio
Fifth Grade
Physical Science
The purpose of this science fair project is to build a basic radio.
Activity
Radio Waves, It's In The Air: Build A Basic Radio
Activity
Radio Waves, It's In The Air: Build A Basic Radio
The purpose of this science fair project is to build a basic radio.
Fifth Grade
Physical Science
Activity
How Fast Does a Seismic Wave Travel?
Activity
How Fast Does a Seismic Wave Travel?
Geometry
Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.
Activity
How Fast Does a Seismic Wave Travel?
Activity
How Fast Does a Seismic Wave Travel?
Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.
Geometry
Activity
Too Cold to Chirp?
Activity
Too Cold to Chirp?
Measurement
Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.
Activity
Too Cold to Chirp?
Activity
Too Cold to Chirp?
Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.
Measurement
Activity
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