Curated OER
Light and Geometric Optics
It's time to see the light with a unit that focuses on light and geometric optics, including concave and convex mirrors. A variety of experiments, worksheets, and online activities are included.
American Institute of Physics
The Black Scientific Renaissance of the 1970s-90s: African American Scientists at Bell Laboratories
A two-part lesson asks young scientists to research the contributions of African American scientists at Bell Laboratories. After presenting their findings, class members watch two demonstrations that introduce them to total internal...
National Nanotechnology Infrastructure Network
Jell-O® Waveguide and Power Loss
Jell-O® can help model the transmission of light through fiber optic cables. Young scientists use the jiggly dessert to make a waveguide to transmit a laser beam from one point to another. Their models help them learn the function of...
Curated OER
Reflection and Refraction
Life is only a reflection of what we allow ourselves to see. The lesson includes three experiments on light reflection, light refraction, projection, lenses, and optical systems. Each experiment builds off the ones before and encourages...
National Nanotechnology Infrastructure Network
Understanding Wave Motion - Slinky vs. Snaky: Which Spring is Dominant?
Ride the wave to an understanding of refraction! The first in a series of two inquiry-based lessons challenges learners to create transverse waves with two different types of springs. As their wave hits an object, they observe the change...
Cornell University
Optical Simulation of a Transmission Electron Microscope
Don't have an electron microscope? Have your classes build the next best thing! A hands-on instructional activity asks scholars to build a model of Transmission Electron Microscope (TEM). They then use their models to identify the...
Cornell University
Beam Focusing Using Lenses
Explore optics using an inquiry-based experimental approach! Young scholars use a set of materials to design and build a unit capable of focusing a beam of light. They experiment with different lenses to determine the best approach to...
Cornell University
Resolution—Not Just for the New Year
Experiment with optical resolution using an inquiry-based instructional activity. Young researchers calculate fellow classmates' optical resolutions. They apply the information to understand the inner workings of optical instruments.
NASA
Collecting Electromagnetic Radiation
Astronomy is literally over your head, but this lesson will explain how we study it. Young scientists make telescopes, calculate and compare the light gathering power of lenses, and simulate detection of infared radiation. Materials...
Curated OER
Grow an Alum Crystal
What an exciting lab experiment to conduct with your high school chemistry class! Crystals are formed naturally in the environment. However, allow your blossoming chemists to create their own unique crystals using alum and water. You may...
National Nanotechnology Infrastructure Network
Synthesis and Characterization of CdSe Quantum Dots
Does the size of a sample change the physical properties of that substance? It turns out it can! Young scientists combine physics and chemistry to synthesize CdSe quantum dots and record their color properties. Learners should notice a...