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Showing Results for time

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

Rate of Evaporation

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

Forensic Entomology and the Life Cycle of the Blowfly

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

How do Sedimentary Layers Form?

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.

Easy Rhyming Words

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.

Crystal Wonderland

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

Get Cracking

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

Does Hair Color Affect Static Electricity?

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

Gravitational Forces for Preschoolers

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

Car Friction: The Science of Going Fast

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

Balancing Rocks: A Wobbly Game

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

Turtle Habitat

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

Duck Feet

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. 

Building Brick Challenge: Build a Boat

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

Speedy Snail Race

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

Fingerprint Analysis: A Family Case Study

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

Shape Words

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

Ripening Avocados

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

Design Challenge: Making a Catapult

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

Keeping Cut Flowers Fresh

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.

Halloween STEM Building Challenge

Test your friends to find out if you can replicate the placebo effect's incredible results.

The Placebo Effect

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Design Challenge: Making a Boat

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The Role of Fat in Food

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments!  How do you do it? It's not a secret, it's science!

Bubble Science

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

What Is the Best Way to Wash Your Hands?

In this activity your child will create their very own marble maze!

Design Challenge: Marble Labyrinths

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Geography, Latitude, and the North Star: Where Am I?

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Erosion Experiment

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Can You Keep a Secret?

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Magnetic Field Strength vs. Distance

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