In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

Determine how good we are at direct and indirect observation.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project idea assesses the effect of music on work performance.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

Learn how acid-base catalysis affects enzymes and enzymatic reactions in this science project.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

This project concerns activity happening millions of miles away, on the sun.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.