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This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project idea raises awareness of a real ecological issue.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

In this experiment we use Scotch Guard to make sand that resists water.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Science fair project that demonstrates how stalagmites and stalactites are formed.

The goal of this science fair project is to demonstrate the effects of oxidation by writing a message in invisible ink made from lemon juice.

Who knew that nature could get so crafty? Show your kindergartener how to collect and morph pinecones into a whole team of personalized pinecone people.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Create a self-portrait from natural materials in this collage craft activity!

Looking for a fun way to encourage imaginative play? Try crafting these animal dice with your preschooler.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

This surprisingly good glue recipe comes from common kitchen items.

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.

Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

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

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.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.