Physical Science Activities : Page 9

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

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Build an electroscope, a simple device that measures static electricity, or the freely flowing electrical charges of the atmosphere!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

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

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

Have your kid build an ice sculpture in this activity that's so fast, fun, and messy it's the perfect way to demonstrate how much fun experiments can be!

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

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

Engineers in training can get started with this simple wheel-and-axle construction activity.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

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.

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

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

Is your child struggling with the principles of magnetism? Here's a fun activity to demonstrate polarity and understand the basic principles of magnetism.

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

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.