1st - 3rd Grade Engineering and Science Inquiry Activities : Page 6

This science fair project idea examines the reason boats are shaped and engineered.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

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

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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

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

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

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

This science fair project idea explores the egg's thin membrane.

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

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

In this project students experiment with making music using only glasses of water.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

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

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

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.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?