Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This project examines whether people's taste perception is influenced by what they see.

This project determines what category of person is most likely to be ticklish.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Do you think heat can affect a plant's growth rate?

This science fair project teaches students about wilting and browning of salad greens.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This science fair project idea demonstrates that plants give off water.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea explores the egg's thin membrane.

This classic children's game demonstrates how sound travels through air vs. through a solid.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

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

In this science fair project you will make a model of a cell membrane using very simple material.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea examines the reason boats are shaped and engineered.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!