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.

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.

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

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.

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!

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

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Is it a square or a circle? See if you can trick your friends with this zany science project!

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.