Kindergarten - 2nd Grade Engineering and Science Inquiry Resources : Page 3

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

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

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This science fair project idea demonstrates that plants give off water.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project idea determines which method of hand cleansing is the most effective.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Using a toy race car kids create a visual model of the Doppler Effect.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.