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

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Design an improvement for an existing website. Program improved feature, get website owner to implemement new design.

Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.

Design a more versatile real estate website. Contact realtors and real estate websites for advice and further information. modify an existing design

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

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

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

This science fair project idea is develops a modern interior lighthouse design and encourages lighthouse preservation and restoration.

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

This science fair project idea discovers the practical applications for the structural design of a snail shell.

Study history of aerodynamics of arrow design to create a perfect arrow. Test arrows by shooting at an archery target.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

This science fair project idea experiments with unusual ideas in fashion design and the development of eco-friendly fashion products.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

This science fair project idea discovers new ways to use recycled materials and encourages new architectural design ideas.

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

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.

Examine spreadsheet functions and design a new way to utilize spreadsheets. Analyze a spreadsheet program to familiarize yourself with its capabilities.

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

Thoroughly research image search engines. Consider possible improvements for visual search engines. Help design better image-matching engines.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

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

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.