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

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

Cleaning can be a chore, but not with this sudsy experiment!

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

Consult astronomers for opinions and advice. Devise a mathematical argument regarding the probability of other planets supporting extra-terrestrial life.

Research fruits and their ripening stages, follow and document the different stages. Analyze what causes fruit to continue ripening after being picked.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

Devise list of randomly chosen words, test how many words volunteers can remember. Compare results of adults and children. Which have better memories?

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

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

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 idea explores whether dry ice will cool a beverage faster than wet ice.

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

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.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

Science fair project that explains and demonstrates the parallax principle.

This experiment will explore how manipulating a graph of historical information might reveal new information about data.