Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

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

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Experiment with fermenting various fruits, grains or syrups. Describe and illustrate the fermentation process in a detailed report.

Research different measurement systems, design your own new or improved system that can measure something difficult to measure with traditional systems.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

A mixture of botany, exploration, Abstract Art and Pop Art color theoryâthis activity never gets dull! Start by exploring outdoors and finish with indoor art.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This science fair project idea tests the efficiency of short term memory.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Plant a mini herb garden and teach your child about science and nature.

Explore the negative and positive consequences of stereotypes.

Develop a new system for predicting geographic changes. Demonstrate the nature of geographic change. Make logical predictions.

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.

Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Learn about the growing app design field by designing a new or improved app for smartphones.

This science fair project teaches students the differences between fruits and vegetables.