Kindergarten - 7th Grade Science Projects Activities : Page 19

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?

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

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.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

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.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project idea examines whether boys and girls differ in reflexes.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Find out which kind of bubble wrap fares best when put in impact.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science project allows students to study the psychology of happiness.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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.