1st and 2nd Grade Engineering and Science Inquiry Activities : Page 3

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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This science fair project teaches students the differences between fruits and vegetables.

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

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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

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

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

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

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.

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

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

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

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?

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Do different types of oil mix or stack? Find out in this science fair project idea!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

The objective of this science project is to determine the length of time for different seeds to germinate.

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.

Test whether plants can grow without sunlight and water.

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

This science fair project will help students learn about non-vascular plants, such as mosses.