3rd and 4th Grade Science Resources : Page 24

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

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

In this experiment we will be determining whether birds prefer certain colors of seed.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

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.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

This project investigates the affect of storage temperature on microwave popcorn.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

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

This science fair project idea provides evidence that air is everywhere and takes up space.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

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.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.