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.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at 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.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

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.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

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.

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

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