Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

This science fair project idea demonstrates how our fingers prune when in water.

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

This project explores the interaction between air pressure and playing surface in determining a basketballâs bounce.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

Science fair project that examines the biodiversity of ant populations in various locations.

In this project students experiment with making music using only glasses of water.

This experiment investigates whether the psychological phenomenon of the halo effect can be used to explain people's perceptions of others.

Make sourdough bread...and learn some colonial history and modern science in the process!

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

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

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea explores whether talking to a plant will help it grow.

Learn about the factors that influence group conformity.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

This project examines whether and what associations exist between numbers and letters and colors.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

This science fair project determines the quality of a given product.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.