1st - 3rd Grade Engineering and Science Inquiry Resources : Page 5

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Make a backbone model to explore human anatomy and life science.

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

This project compares the strength of one, two, and three-ply toilet paper.

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

In this science fair project, students use the streak test to tell minerals apart from each other.

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

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science fair project idea explores how length affects the weight a bridge can hold.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

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.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

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

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

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

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This science fair project teaches students about wilting and browning of salad greens.

Science fair project that examines condensation and the conditions needed in order for dew to form.

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.

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.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

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