CK-12 Foundation
Function Rules based on Graphs: Making Money in the Hat Business
Hats off to those learning about the graphs of functions. Individuals use an interactive to plot points representing profits for a hat business. They identify a quadratic equation to represent this function and answer challenge questions...
Scholastic
Study Jams! Prime & Composite Numbers
Prime or composite, that is the question. Teach your class how to find the answer with this step-by-step presentation that defines and provides examples of each type of number. When addressing larger numbers, divisibility rules are...
Ashbrook Center at Ashland University
Ratification of the Constitution
How difficult was it to get everyone to agree on the contents of the Constitution? Historians analyze the task of the Founding Fathers in creating the United States Constitution. They research a directory of video clips, primary sources,...
Curated OER
The Imperfect (Past) Subjunctive: How?
Teach your class how to form the imperfect subjunctive. Included here is information on and examples of regular imperfect subjunctive verbs, irregular imperfect subjunctive verbs, and imperfect subjunctive -se endings displayed in long...
Learning Games Lab
How to Use Oil Immersion Microscope
Teach the class how to use a microscope to identify bacteria in food. Scholars explore the different parts of the microscope and learn how to determine total magnification. They walk step-by-step through the procedure of preparing slides...
Ashbrook Center at Ashland University
Federalist - Antifederalist Debates
Who should have the power—individual states or the federal government? Scholars research the arguments of the Federalists and Anti-Federalists during the formation of the United States Constitution. Online resources, including a vast...
Royal Society of Chemistry
Electronegativity Values
Finally, an electronegativity resource your class will be strangely drawn to! Skilled scientists manipulate interactive puzzles to gain an understanding of common electronegativity values. The great thing? You can conduct the lesson...
iCivics
NewsFeed Defenders
How can people learn to spot viral deception? Players do just that with the NewsFeed Defenders media literacy game. Scholars choose avatars and the focus of their news feeds: student life, health and wellness, or sports and...
Scholastic
Study Jams! Estimate Whole Numbers
Expand on prior knowledge of place value to teach your class how to round whole numbers. This essential skill is explained with the help of a number line before introducing the explicit rules for rounding numbers up and down. Work...