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 liquids...
Curated OER
# 03 Laboratory Ventilation and Risk Assessment Exercise
Students are introduced to the analysis of health risks in the laboratory, particularly from vapors from organic solvents. They consider quantitative measure of risk such as threshold limit values (TLVs), the amount of the compound that...
Curated OER
Foreign Economics
Why do so many countries export cars? Economists examine this and other foreign economics principles through this introductory worksheet. A brief text explains international trade, then lists the top 11 leaders in global trade, along...
Messenger Education
Give Me a Boost—How Gravity Assists Aid Space Exploration
The propellant needed for space explorations runs in the thousands, while paying to get the craft into orbit costs millions! In the second installment of three, two activities explore laws of conservation of energy and momentum. Using...
Curated OER
Dilution and Concentration of Solutions
Future chemists practice laboratory techniques by creating a monochloramine solution. The objectives are to use of dilution, 9concentration, and measurement skills and to prepare a solution that will be used in a water treatment...
Curated OER
Fossil Fuels Summary
As the title suggests, this is a simply summary of fossil fuels. There are no questions to answer or problems to solve, just notes about fossil fuels. The notes cover how fossil fuels are formed, how we extract it, what humans use it...
Curated OER
Reading Comprehension
What reading strategies improve comprehension? Give your class a few strategies to try while they read this short passage on education and science. Then, have them complete the multiple choice questions that follow. The answers are...
Curated OER
Agricultural Careers
Now here is a very well-designed resource describing the types of jobs available to those interested in pursuing an agricultural career. Each job type is defined by the education required, average annual salary, and job expectations....
Grid Games Galore
Math Games Students Like to Play
These may not all be your cup of tea, but you'll likely find some gold in this math games packet. Find brief, easy-to-execute games (like Integer Football) and that are perfect for review or even a substitute teacher plan.
Lawrence Hall of Science
Photolithography
Examine the use of photolithography in the fabrication of circuit boards and other components. An advanced activity teaches pupils a process for transferring a pattern onto a surface. Using UV light and a light reactive substance,...
Chicago Botanic Garden
Calculating Your Carbon Footprint
Unplugging from technology for one day per week will decrease your carbon footprint—are you up to the challenge? Part two in a series of three allows individuals to explore their personal carbon footprints. By first taking a quiz at home...
Chicago Botanic Garden
Calculating Your Ecological Footprint
You can lower your ecological footprint by recycling! Lesson four in this series of five has individuals, through the use of a computer, calculate their ecological footprints. Through discussions and analysis they determine how many...
University of Minnesota
Connect the Neurons!
Create a neuron frenzy as your pupils play the part of the neurons. An engaging lesson creates a human chain of neurons that pass cotton balls posing as neurotransmitters. Scholars learn about pre- and post-synapses as they complete the...
National Nanotechnology Infrastructure Network
Can We Absorb Nanoparticle Pollutants?
Just because we can't see it doesn't mean it isn't there! A growing concern for environmental scientists is toxic nanoparticles in our air and water. Young scholars conduct an experiment to demonstrate how these particles can cross our...
National Nanotechnology Infrastructure Network
How Dry am I? Exploring Biomimicry and Nanotechnology
Help your classes feel like they can walk on water! An engaging inquiry-based lesson has young scholars experiment with different surface coatings. They make observations about their properties and how they relate to the surface tension...
Curated OER
Forensic Detectives: Chemistry at Work
Students examine the different careers associated with chemistry and see how it is used everyday. In this forensic lesson students research a chemistry related career and write a presentation to give to the class.
Curated OER
TE Activity: Space Shelter
Students simulate that they need to develop a new home on a different planet. They design a shelter that will ensure their survival after researching the characteristics of the other planet. They write an essay about their home design.
Curated OER
Switcheroo
Students construct a simple switch and determine what objects and what types of materials can be used to close a switch in a circuit and light a light bulb.
Curated OER
How Far?
Students explore how different textures provide varying amounts of friction to objects moving across them. They build a tool to measure the amount of friction between a note card and various surfaces by measuring the distance that a...
Curated OER
Growing Crystals
Students explore the different types, visual appearance and creation of crystals. They grow an edible crystal - rock candy.
Curated OER
Chromatography
Students study about chromatography, a process used to separate mixtures.
Curated OER
T-shirt Chromatography
Students explore chromatography, a process used to separate mixtures. They create a colorful T-shirt design.
Curated OER
Oxidation And Corrosion
Students investigate the concepts of oxidation and corrosion. They identify different metals and forms of corrosion.