2nd - 4th Grade Science Resources : Page 21

Making your own glass cleaner is easy, effective and inexpensive!

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

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

Determine if gender affects the ability to identify different smells.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

This science fair project idea explores the egg's thin membrane.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

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

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

This science fair project idea investigates the hardness property of minerals.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!