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!

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This science fair project idea identifies trees using a dichotomous key.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

In this science fair project, young children notice and track changes in trees throughout the year.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

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.

This science fair project idea deals with the qualities of shade on a sunny day.

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.

Here's a science activity to help your child investigate how seeds are designed to travel.

This science project teaches students to classify different shapes of leaves.

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.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

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

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.