1st - 7th Grade Science Resources : Page 33

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

This science fair project idea examines which type of insulation holds in the most heat.

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.