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CK-12 Foundation
When to Use the Distributive Property: Rational Expressions
Discover how the distributive property applies to division. As learners change numeric values within an expression, the simulation calculates its value. Challenge questions lead individuals to realize the power of distributing the...
CK-12 Foundation
Linear Equations: Temperature Transitions
Explore linear conversions using an engaging interactive lesson. Learners drag a point on a graph to discover the equivalent degrees in Fahrenheit and Celsius. Embedded questions highlight key features such as slope and the...
CK-12 Foundation
Function Rules for Input-Output Tables: Function Machine!
Watch as a function machine converts an input to an output. Learners determine the work applied by the function machine to write a function rule. Questions accompany the function machine animation to guide individuals to conclusions.
CK-12 Foundation
Checking Solutions to Inequalities: Ordering Roses
It's important to have the correct number of flower arrangements at a wedding. Scholars match an inequality and a graph given a situation involving roses for wedding receptions. A set of challenge questions checks the matching pairs.
CK-12 Foundation
Sums and Differences of Single Variable Expressions: Algebraic Soup
Alphabet soup just got an upgrade. Pupils drag expressions from algebraic soup to indicate whether it is a like term to x or to y. Some challenge questions require combining the like terms to simplify expressions.
CK-12 Foundation
Rational Numbers in Applications: Batch of Brownies as Rational Numbers
Sharing is caring—especially with brownies! Young mathematicians use an interactive to split a batch of brownies between several friends given constraints. They answer some challenge questions to check that each friend has the correct...
CK-12 Foundation
Understand and Create Histograms: Histograms
Tally ho! Represent the frequency of ages at school. Pupils finish a tally chart to match the frequencies of ages at school. Using the frequencies, the learners create a histogram. With the aid of the histogram and the frequency table,...
CK-12 Foundation
Line Graphs to Display Data Over Time: Strawberry Competition
Take the tediousness out of graphing. Using the interactive tool, learners can efficiently create a line graph from a set of data. They then use the graph to answer questions about specific trends in the data.
CK-12 Foundation
Mean: Arithmetic Mean
How is a mean affected by changes in data? A well-designed animation allows individuals to manipulate data and watch the effect on the mean. Challenge questions help guide users to conclusions about outliers and skew within data.
CK-12 Foundation
Continuity of a Function: Continuity
Does the point continually move along the graph? Pupils drag a line across two functions to determine whether they are continuous or not. They answer questions about the properties of continuous and discontinuous functions. Using their...
CK-12 Foundation
Intermediate Value Theorem, Existence of Solutions: Function Exploration
Does the value exist? The interactive allows pupils to visualize the Intermediate Value Theorem. Using the visualization, individuals respond to questions using specific values and general values. The class comes to the conclusion what...
CK-12 Foundation
Slope of a Tangent Line: Slope of the Tangent and Secant Lines
Learn to find the slope through a single point. The interactive provides a visualization of how to find the slope of a tangent line. With the aid of the visualization, pupils see the definition of the derivative in action. Class members...
CK-12 Foundation
Inverse Functions
Provide a graphical view of inverses. Pupils manipulate points on a line and see the relationship of the graph with the graph of its inverse. Using the relationship between the graphs, scholars respond to questions concerning inverses...
The New York Times
401 Prompts for Argumentative Writing
Sometimes the hardest thing about an argument essay writing assignment is coming up with a question. A four-page list of prompts includes a range of topics, from social media and smart phones to video games and sports. The list is a...
Mr. Nussbaum
Thomas Jefferson Reading Comprehension
Discover a little bit about Thomas Jefferson in a brief reading passage. Learners then answer a set of multiple choice comprehension questions.
National Nanotechnology Infrastructure Network
Help or Hype: The Ethics of Bio-Nanotechnology
Ethical concerns are not always black and white. A well-designed lesson presents learners with scenarios for which ethics may come into question. Scholars learn to consider the different sides of a situation and make an unbiased...
ReadWriteThink
Scaffolding Methods for Research Paper Writing
Rome wasn't built in a day, but researchers can be with proper scaffolding. This writing unit has scholars write a research paper through scaffolding of various parts of the process. Learners begin with identifying a topic and crafting a...
Novelinks
Zach’s Lie: Guided Imagery
Close your eyes and picture a time where you decided to tell the truth to someone. What were you wearing? How did you feel? Such prompts begin a guided imagery activity for Zach's Lie. Directions for creating an environment conducive to...
Heritage Foundation
The Purpose of the Constitution
What does the Constitution have to do with my life? This is a question teachers hear on a day-to-day basis. Teach high schoolers just how relevant the US Constitution is to them today with essays, real-life connection activities, and...
Smithsonian Institution
American Sabor Crossword
How much do you know about Latin American music? A crossword puzzle challenges learners to answer 24 questions about the history, genres, performers, and instruments of Latin American music.
Constitutional Rights Foundation
The Election of 1912
The Election of 1912: an election with four competitive opponents. Pupils get to know the candidates with informative reading passages that provide context to the election. Then, the class engages in a debate and answers questions as one...
Mr. Nussbaum
Fort Sumter Reading Comprehension
The Battle of Fort Sumter was both the first and the least deadly battle of the American Civil War, with no soldiers lost during the lengthy bombardment. Learn more about the first shots of the Civil War with a short reading passage and...
Curated OER
7 Habits of Highly Effective Teens
How many good habits does it take to be a successful adolescent? According to The 7 Habits of Highly Effective Teens by Sean Covey, just seven! Using the worksheets, learners answer personal growth questions and develop strategies...
Reed Novel Studies
The Voyage Of The Dawn Treader: Novel Study
A painting is worth a thousand words—in a different world! Lucy and Edmund sail away into Narnia using a picture of a ship at sea. The story tells of their adventures and the islands they visit. Scholars work through activities about the...