CK-12 Foundation
Revolutions of Earth: Planet Cube
Does assessing Earth Science vocabulary making your head spin? Test scholars' knowledge of revolving and rotating using an interactive tool. The movement of a new planet and its moon is in their hands, allowing them to explore...
University of Minnesota
Get the Point(s)
Do all areas of your skin have the same sensitivity to touch? Playing with the sense of touch, this experiment has scholars guessing how many pin heads gently touch their arm and hand. In the second part, pupils...
University of Minnesota
Try Angle
Does practice make perfect or just improvement? Scholars practice drawing a triangle on an Etch-A-Sketch. They learn about the part of the brain that controls sensory-motor integration and apply that to an analysis question.
CK-12 Foundation
Natural Selection: Natural Disasters
Can natural disasters alter natural selection? The interactive explores this concept with mice living through a forest fire. As the environment changes, the camouflage also changes. How does this one disaster impact future generations?
CK-12 Foundation
Homeostasis
How much negative feedback does a body get daily? The interactive walks through one negative feedback loop, increasing body temperature. Then it challenges scholars to relate this to mechanical feedback loops and disorders that prevent...
CK-12 Foundation
Blood Types
Does your blood type matter? The video explains the four main blood types and the importance of knowing blood types when performing transfusions. The interactive reviews the information with a quick graphic organizer and questions.
CK-12 Foundation
Angle Measurement: Fuel Gauge Angles
Once you start looking, angles appear everywhere in our daily lives. A creative lesson has learners use the angles created by a fuel gauge to practice the Angle Addition Postulate. They see how changing the angle parts does not...
CK-12 Foundation
Functions that Describe Situations: Manny's Mang-o-gurt
How much does it cost to add more mangos? An interactive allows users to see how the price of frozen yogurt changes based on the number of scoops and the number of slices of mango. Learners then answer a set of challenge questions...
CK-12 Foundation
Angle Pairs: Angle Measurements
As one changes, so does the other. Scholars use an interactive to see how changes in the measure of one angle of a complementary or supplementary pair of angles affect the measure of the other angle. They answer a set of challenge...
CK-12 Foundation
Input-Output Tables for Function Rules
How does changing a graph affect the function? Learners watch the changing input-output table as they adjust the location of the line graph. Questions prompt them to complete a table of values and determine the function rule.
Nosapo
Greetings
Hi! How are you? Join the conversation with a straightforward exercise on English greetings. After translating common greetings into their first languages, class members practice greeting each other and note the appropriate responses.
CK-12 Foundation
Sampling Distribution of a Sample Mean: The Mean of the Average Ages
What does it mean to take the mean of the mean? An easy-to-use interactive has users adjust the mean ages of different samples. Finding the average of these sample means gives an estimate of the population mean.
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
Newton's Method
Does the accuracy of the first guess make a difference down the line? Learners investigate the effects of the iterative process of finding roots, using Newton's Method. By moving the initial guess of a root on a graph, pupils observe the...
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...
Cornell University
What Is Rust?
Why do metals rust differently? Scholars experiment with metal combinations in a hands-on activity. They create unique environments with different metals and compare the rate and amount of rust for each.
CK-12 Foundation
Work and Force: Lifting a Bucket
How much work does it take to lift a bucket? An interactive presents a problem of lifting a bucket from the ground to the top of a building. Using their knowledge about work and integrals, pupils calculate the amount of work required to...
CK-12 Foundation
Arithmetic Sequences: Paying of a Loan
How long does it take to pay off a loan? Pupils use a graph to model the sequence associated with paying off a loan. Using the graph, learners determine the initial value and the common difference of the arithmetic sequence. The learners...
CK-12 Foundation
Circles Not Centered at the Origin: Room Rearranging
Where does a circular table fit best? Individuals move a circle representing a table into different quadrants of a room. Pupils determine which equation of the circle will place the table in the appropriate quadrant. A discussion...
Prestwick House
A Raisin in the Sun
Or does it explode? Discuss the ultimate deferred dream in Lorraine Hansberry's A Raisin in the Sun with a handy crossword puzzle that reviews key names and details from the play.
Howard Hughes Medical Institute
Seed Dispersal in Tropical Forests
How do seeds get around? It's not like plants can control seed dispersal—or can they? Dig deeper into the amazing mechanisms of seed dispersal observed in tropical plants through interactives, a video, and plenty of hands-on data...
US Institute of Peace
Responding to Conflict: Nonverbal Communication
What does your posture say about you? How can it affect the outcome of conflict resolution or negotiation? Show scholars the importance of nonverbal communication during the sixth in a series of 15 peacebuilding lessons. Learners work...
Prestwick House
The Orphan Train
What do a girl in foster care and a 91-year-old widow have in common? A crossword puzzle related to Orphan Train highlights some of the similarities the two characters share in the book. The puzzle pulls out key details from the novel to...
National Endowment for the Humanities
The Preamble to the Constitution: A Close Reading Lesson
"We the people of the United States, in order to form a more perfect union..." These familiar lines begin the Preamble to the Constitution, but do learners know what they mean? A close reading exercise takes a look at the language of the...
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