Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea explores whether talking to a plant will help it grow.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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

In this science fair project you will make a model of a cell membrane using very simple material.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

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

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

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.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

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

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

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!