1st and 2nd Grade Engineering and Science Inquiry Resources : Page 2

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Plants and light seem to be good buddies, but how far does the friendship really go?

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.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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.

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

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

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

In this activity your child will create their very own marble maze!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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.

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?

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

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