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

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

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.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

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

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

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.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

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 determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

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

This science fair project idea investigates whether plants can survive being frozen.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

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

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

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

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This science research project challenges students to think of more effective lobster farming methods.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Create a bee garden to help shelter bees in your area.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.