Abstract How can seawater from the oceans be turned into fresh water that is suitable for people to drink? Through a process called solar desalination! In this science project, you will make a solar desalination apparatus using readily available materials, and a power source that is free. Objective Build and test a solar-powered device for …
Abstract Can humans grow food in space? Can we grow plants on the Moon or on a space station? This is an important question to answer as humans look to expand our existence to the Moon, Mars, and beyond. In this science project you will build a clinostat, a device that can simulate microgravity right …
Abstract Have you ever suffered from poor Wi-Fi reception for your smartphone, tablet, or laptop? Certain materials can actually block a Wi-Fi signal; do you think that could be part of your problem? In this science project, you will do an experiment to find out which materials cause the biggest drop in signal strength from …
Abstract Watching a spacecraft launch is an amazing experience. It is thrilling to see it lift off and escape Earth’s gravity. Did you know that it takes a chemical reaction to get a spacecraft into space? Every time you see a one blast off, you are watching chemistry at work. In this chemistry science fair …
Abstract Have you ever wondered how your cell phone or laptop keeps running once you unplug it? Sure, it is the battery that makes your portable electronics work, but how exactly does a battery do that, and from where does the electricity come? Generally, in a battery chemical energy is converted into electrical energy. …
How to make a battery with metal, air, and saltwater Read More »
Background If you have ever used a wheelbarrow, you know it can help you lift heavy objects; lifting the handles of the wheelbarrow is easier than lifting the object itself. A hydraulic lift does the same; it allows you to move a heavy object with very little effort. The term “hydraulics” refers to tools that …
Abstract Soap comes in many varieties and forms—from bars to bottles to boxes. The uses for soaps are just as expansive—from cleaning our hands, hair, and faces to a variety of household cleaning jobs, such as dishes or laundry. One thing all these different soaps have in common is their chemical origin; they were …
The Chemistry of Clean: Make Your Own Soap to Study Soap Synthesis Read More »
TIME REQUIRED Long (2-4 weeks) Objective The goal of this project is to compare different methods for solving Rubik’s Cube. Which method provides the fastest solution? Introduction Rubik’s cube is an interesting 3-dimensional puzzle that challenges your spatial imagination and memory. The goal is to arrange the cube so that each side is a …
TIME REQUIRED Long (2-4 weeks) PREREQUISITES To do this project you should enjoy solving puzzles and thinking in three dimensions Objective The goal of this project is to devise an algorithm for solving Rubik’s cube, using three sets of moves that each accomplish a specific function. Introduction Rubik’s cube is an interesting 3-dimensional puzzle …
Abstract Did you know that you can measure the speed of light using a microwave oven, some egg white, and a ruler? SAFETY Adult supervision recommended Objective The goal of this project is to measure the speed of electromagnetic waves in the microwave portion of the spectrum by measuring the spacing between hot spots …
Measuring the Speed of Light with a Microwave Oven Stove Read More »
