1st - 6th Grade Engineering and Science Inquiry Activities : Page 21

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This science fair project idea explores whether color affects a person's emotional state.

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

Construct and experiment with a periscope using reflected light rays to gather an image.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Learn whether writing things down really makes things easier to remember.

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Determine if gender affects the ability to identify different smells.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This science research project challenges students to think of more effective lobster farming methods.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.