Showing Results for and elapsed time

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

The objective of this science project is to determine the length of time for different seeds to germinate.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Introduce your child to science with something they see everyday--their shadow!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Start your toy engines -- this is going to be a fast and friction-filled race!

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.