This social science experiment assesses whether the timing of peak mental performance shifts from afternoon to morning as we age.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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

This science fair project determines which type of physical activity most improves memory.

Determine whether cats have dominant paws. Observe which paw cat uses to reach for treats, feather, and string. Calculate percentage for two paws.

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!

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.

This science fair project will investigate a type of sustainable development project.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

This science fair project idea discovers the effect of (high) heat on animal cells.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

This science fair project idea's objective is to understand the architecture and function of neurons and their key components.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This science fair project idea identifies and understands adaptations in birds.

The objective of this experiment is to evaluate the effects of acid rain on plants.