Showing Results for k 12 technology computer programming

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Start thinking about how the internet works by assembling an Ethernet cable of your own!

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

Here's one way to recycle: turn a tuna can into a mini barbecue and teach your child the power of resourcefulness!

This science project examines the history of earthquakes and what we can do to prevent future disasters.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

An home science experiment for older students that teaches about the science behind heat.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

This experiment investigates whether there are certain sounds that affect men and women differently

This classic children's game demonstrates how sound travels through air vs. through a solid.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

This science fair project idea studies how talking on a cell phone affect driving?

Try this chemistry experiment with your curious kid and get some "shocking" results!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

This science fair project idea produces varying pitches of sound.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.