Teach Engineering
Sugar Spill!
Sugar isn't good for you, but it's great for yeast! Scholars design an experiment to investigate how variables affect the rate of sugar consumption in yeast. The last installment of a nine-part Life Science unit considers how scientists...
Teach Engineering
Chromatography Lab
Groups use alcohol and chromatography paper to separate the color components of black ink. The purpose of the activity is to allow the class to become aware that mixtures exist in hidden places.
Teach Engineering
Water Remediation Lab
Water filtration — that's pure genius! Groups test the ability of a water filter to purify water by running chlorine contaminated water through a filter and measuring the chlorine concentrations as they filter the water. They then graph...
Royal Society of Chemistry
The Treatment of Oil Spills—Microscale Chemistry
When oil spills happen, how is the oil cleaned up? Pupils of polymer science discover an amazing substance that turns oil into a solid during a microscale experiment. Individuals observe oil or paraffin before and after addition of the...
Teach Engineering
Density Column Lab - Part 1
Mass and density — aren't they the same thing? This activity has groups use balance beams and water displacement to measure several objects. The pupils use the measurements to calculate the density of the objects.
Teach Engineering
Density Column Lab - Part 2
Groups suspend objects within layers of liquids to determine the densities of different liquids and compare them to the densities of objects calculated in Part 1. The groups then carefully test their calculations by layering the...
Science Buddies
Science Buddies: Career Profile: Environmental Engineer
There are so many kinds of engineers. The environmental engineer has the opportunity to have an impact on the quality of life of thousands, if not millions, of people because of the solutions to environmental problems they develop. This...
Science Buddies
Science Buddies: Career Profile: Environmental Engineering Technician
Read about the environmental engineering technicians who do the hands-on work that is developed by the environmental engineer. Science Buddies offers a career profile which outlines the educational requirements and lays out the nature of...
Science Buddies
Science Buddies: Riprap: It's Not Hip Hop but Erosion Stop
The Grand Canyon serves as an excellent example of just what water can do over a period of millions of years. This week long lab will help you understand how erosion works, how engineers work to help prevent erosion.
Science Buddies
Science Buddies: Making Everyday Objects Out of Mushrooms: Environmentally Friendly Design
In this activity, you will use mushroom roots to grow a biodegradable material that can be molded into a product of your liking, like a flowerpot.
Science Buddies
Science Buddies: Solar Powered Water Desalination
Here is a cool project about making fresh water from salt water using solar power, also known as water desalination. The apparatus is made from readily available materials, and the power source is free. As an inventive thinker, you will...
Science Buddies
Science Buddies: Wild Winds: Detecting Turbulence Around Structures
Watch out. It's Eddy Vortex, Superhero. He swirls, he tumbles, he churns up air and water. OK, maybe eddies and vortices aren't exactly superheroes, but they are powerful regions of air and water flow that you have to watch out for in...
Science Buddies
Science Buddies: Cold Room? Heat It Up With a Homemade Solar Air Heater
Humans need food, water, and warm shelter to survive. But a lot of humans depend on fossil fuels to supply gas and electricity to heat our homes. But burning fossil fuels to create energy is harmful to the environment. In this science...
Science Buddies
Science Buddies: Smart Watering: Adjusting Your Sprinklers for Optimal Soil
Use this science fair project to learn how to test your soil to see if it is getting the right amount of water from the sprinklers. Project is set up beginning with an abstract, objective, and introduction, followed by a section on...
Science Buddies
Science Buddies: How Can Your Faucet Save Water?
Experiment with low-flow faucets and see how much water you can save in your home. The Science Buddies project ideas are set up consistently beginning with an abstract, objective, and introduction, followed by a section on terms,...
Science Buddies
Science Buddies: Can the Color of Your House Reduce Your Energy Bill?
Did you know that the color of your house could save money? Do this experiment to see which colors regulate temperature best in different environments. Learn how painting the house can save money on the energy bill.
Science Buddies
Science Buddies: Alternative Sources for Paper Fiber
If you're interested in arts and crafts, you might like this project. It uses several alternative, renewable sources of fiber to make paper, and compares the resulting papers for strength and writing quality.
Science Buddies
Science Buddies: Goo Be Gone: Cleaning Up Oil Spills
Oil spills devastate wildlife and our precious water resources. Test the absorptivity of different materials (sorbents) to discover which ones are best at removing oil from water in this brief lab.
Science Buddies
Science Buddies: Rooftop Gardens: Are They a Cool Idea?
Around the world, rooftops are being transformed into living green expanses. Besides beauty, rooftop gardens have a number of advantages, including growing food and taking carbon dioxide out of the air while releasing breathable oxygen....
Science Buddies
Science Buddies: From Brine to Beverage: Solar Powered Salt Removal
In this science fair project you'll discover how to turn the ocean into a source of freshwater by using the power of the Sun, and the water cycle. You will ultimately find just how salinity affects this process.
Science Buddies
Science Buddies:from Your John to the School Lawn:is Recycled Water Really Safe?
Find out whether reclaimed water is really safe by following the guidelines of the Science Buddies project.
PBS
Pbs Kids: Design Squad: Build: Harmless Holder
Design and construct an environmentally safe holder for a six-pack of cans that is sturdy and easy to carry.
Science Buddies
Science Buddies: Spinning Your Wheels: Pinwheel Sensitivity
So you've just heard the "Happy Birthday" song and now it's time to blow out the candles. If you are sitting far away from the candles, you know you'll have to blow harder to get them all out than if you were sitting closer. In this...
Science Buddies
Science Buddies: Spare a Watt, Save a Lot
In this science fair project, you will investigate the different uses of electricity in your home. By identifying appliances, and determining how much energy they use, as well as which are phantom loaders, you can determine if there are...