Make edible amber fossils with your second grader to explore the fascinating world of science!

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Here's a pressed leaf card project that puts science and writing together for your second grader.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

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

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science fair project teaches students the differences between fruits and vegetables.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Slip some science into storm watching with a homemade rain gauge!

This science fair project idea demonstrates that plants give off water.

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

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

How do organic materials become soil? This science experiment measures what materials biodegrade.