Curated OER
Soldering
In this soldering activity, students answer 13 questions related to soldering, soldering irons, soldering guns and the proper process for soldering metals together.
Royal Society of Chemistry
Alloys
What are alloys, and why do we use them? Through a series of interactive puzzles, scholars examine the components and uses of several common alloys. The accompanying teacher's resources provide support in using the lesson, printable...
Curated OER
Lithography Techniques/Making a Printed Circuit Board
Students create an electronic schematic on their PCB. In this physics lesson, students solder and assemble electronic components. They research the function of these components and share their findings in a group.
Chymist
Make a Low Energy Radio Transmitter
How do you demonstrate radio transmissions? Pupils build a low-energy radio transmitter by constructing two coils from magnet wire and connecting them to audio/phone plugs. The resource provides the details on how to build the...
Exploratorium
Straw Oboe
Trim the end of a straw to construct a vibrating wind instrument. Everyone in your class can make their own during a lesson on sound waves.
Discovery of Sound in the Sea
How to Build a Hydrophone
The materials and procedures for building a hydrophone, an underwater sound collecting device, are provided in this resource. Have high school oceanographers construct the underwater microphone to pick up sound waves. Then take them out...
Exploratorium
Diamagnetism
If you are attracted to activities dealing with diamagnetism, here is a rare find that you will appreciate. With a neodymium magnet and a few common materials, move a pair of juicy grapes without touching them. Though the fruit is...
It's About Time
Metals and Nonmetals
Did you know you can melt the metal gallium with just the heat of your hand? Pupils observe and test materials in order to classify them as metal or non-metal. A reading passage and analysis questions wrap up the lesson.
Curated OER
Red Shift, Blue Shift
Young scholars demonstrate how stellar spectra measures a star's motion relative to Earth along the line of sight.
Curated OER
Swamp Thing
Students create a build-it-yourself boat that runs on two small electric motors. Swamp Thing has an electronic brain that can be controlled and steered with a flashlight.
Curated OER
An Introduction To Material Sciences
Students investigate the concept of molecular structure. They describe the behavior of simulated molecules and identify any dislocations in crystalline structures. They also define various related vocabulary words and use them in...