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Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

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

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

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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

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

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 child understand the scientific concept of evaporation with this fun outdoor science activity.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

This science fair project idea experiments with spinning color wheels and optical illusions.