1st and 2nd Grade Engineering and Science Inquiry Activities : Page 4

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

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

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

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

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

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

This project determines what category of person is most likely to be ticklish.

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

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

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.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

In this project children practice the scientific method while playing with puffy paint.

Test whether plants can grow without sunlight and water.

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?

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

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

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

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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

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.

Word color association is just a fancy way to talk about the way we connect colors with words.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.