Bonneville
Exploring Buck and Boost Converters
Boost one's knowledge of converters. The fourth of seven installments in the Off the Grid unit looks at buck and boost converters, which lower and raise the input voltage. Scholars apply the converters to adjust the output voltage to...
Bonneville
Phone Charger Efficiency
Be efficient in learning about efficiency. A fun hands-on activity has pupils calculate the efficiency of cell phone chargers by measuring the power in and power out. They also learn how to read and use circuit diagrams.
Bonneville
Activities and Assessment of Vocabulary and Units
It's pass or fail, and one must pass to move on to the next lesson—no pressure. The second of seven installments in the Off the Grid unit has pupils demonstrate their knowledge of vocabulary as well as the process of using a multimeter....
Bonneville
Electrical Energy and Solar Module Efficiency
It's much more efficient if everyone knows the relevant terms. Pupils research vocabulary terms related to electric currents to start a unit on solar energy. They then use a multimeter to measure the voltage and current for a solar...
Bonneville
Photovoltaic Solutions "Shark-Tank Style"
Come up with a great idea and change the world for the better. Working in groups of three, learners apply their knowledge of photovoltaic systems to design a battery-powered electric vehicle capable of replacing gas-powered cars. They...
Bonneville
Designing a Solar Charger
The sun can even charge batteries. The fourth of five lessons in the Solar Transportation unit has pupils design a charger that uses solar modules to charge a 12-volt lead-acid battery. They estimate the charge that accumulates and...
Serendip
Understanding How Genes Are Inherited via Meiosis and Fertilization
Bring the excitement of genetics to scholars with a dynamic hands-on meiosis modeling experience. During the activity, biologists follow step-by-step procedures to build chromosomes, model independent assortment, learn about crossing...
Serendip
Using Models to Understand Cellular Respiration
Energize biologists with colorful images in an activity that captivates the imagination while demystifying the subject of cellular respiration. Participants build comprehension skills and access core content knowledge by analyzing text...
Scientific American
Inside the Coronavirus
Take biologists on a journey into the heart of the Covid-19 virus with a series of stunning graphics and explanations about the global pandemic. Animations bring investigators up close to the virus, revealing its structure and movement...
Bonneville
Can Portable PV Charge Vehicles?
Take charge of learning about electric vehicles. Instructors first provide the class with information about PV modules and batteries. Learners then conduct an experiment where they connect PV modules in series and in parallel to...
Bonneville
Background Research on Alternative Transportation Vehicles
There's no alternative to a great research project. The second of five lessons in the Solar Transportation unit has scholars research different types of alternative vehicles. They determine the price, range, battery size, and cost to...
Bonneville
Replacing Fossil Fuels?
Burn through a lesson on fossil fuels. Pupils start a unit by considering why it is difficult to phase out fossil fuels. Using provided data on the energy densities and efficiencies of different fuels, they calculate the number of miles...
National Institute of Environmental Health Sciences
A Student Exploration of the Global Impacts of Climate Change on Human Health
Small efforts can have global impacts. Learners use data to analyze public health impacts on climate change. They read articles that present relative data about climate change and use the data to make conclusions about the impact on...
National Institute of Environmental Health Sciences
A Student Exploration of the Impacts of Climate Change on Human Health in the United States
Let the data drive the science. Learners examine data provided in resources to discover connections between climate change and health of vulnerable populations. They study trends and present findings using their choice of projects.
Exploratorium
Secret Codon - Write a Message in DNA
String up a message. Pupils string together colored beads to code a word or short phrase. Each color represents one of the four DNA bases. Using a combination of three bases, learners create an amino acid that stand for each letter of...
American Chemical Society
Periodic Table Trends Activity
The term periodic in periodic table has meaning. Young scientists view a video to learn about the periodic table and then use the provided resources to create their own tables. They focus on patterns of the chemical properties of each...