Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

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

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

This science fair project examines how seeds hitchhike on animals and clothing.

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

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

This science fair project idea compares biodiversity between drops of water.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

This science experiment tests if dog saliva can really help heal wounds.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

What combination of cloth and stain will be the easiest for removing stains? Test and experiment!

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.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.