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CK-12 Foundation
Using Quadratic Equations to Solve Problems: Construct a Soccer Field
Build a soccer field through a little mathematical analysis. Individuals manipulate the dimensions of a soccer field as they drag points to new positions. The simulation shows the corresponding intercepts and area. As pupils explore the...
CK-12 Foundation
Factoring by Grouping: Polynomials
Investigate the process of factoring polynomials by grouping. A detailed lesson initially has learners follow a set-by-step example. They then drag terms to complete the three steps of a new problem.
CK-12 Foundation
Horizontal Translations or Phase Shifts: Cosine
If cosine is shifted, how is its equation affected? Learners manipulate the graph of cosine by moving the y-intercept to different locations on the coordinate plane. Pupils determine the new equation that models the shifts.
CK-12 Foundation
Vertical Translations: Translating a Square Root Function
How does the equation of a function reflect translations? Scholars manipulate the starting point of the parent square root function before determining the new equations that result from the translations. Class members also determine the...
CK-12 Foundation
Horizontal Translations or Phase Shifts: Horizontal and Vertical Translations
It is all about the shift. Pupils translate the graph of a cubic function to different marked locations on the plane and determine the new equation that represents the shifts. The activity is designed to encourage individuals begin...
CK-12 Foundation
Horizontal Translations or Phase Shifts: Sine
Shift a trigonometric function and find its new equation. Pupils translate a sine function on a graph. The scholars determine the equation of the function that represents the translated graph and observe the connection between a...
CK-12 Foundation
Double Angle Identities: Ferris Wheel
Use a Ferris wheel to soar to new heights of understanding on double angle identities. Here is an interactive that applies an example of a Ferris wheel to show how doubling the angle does not double the value of a trigonometric ratio....
CK-12 Foundation
Alternate Formula for the Area of a Triangle: Alternate Area of a Triangle
It's always nice to have a plan B. Pupils investigate an alternate formula for the area of a triangle that uses sine. A set of challenge questions shows how the new formula relates to the well-known formula of (1/2)bh.
CK-12 Foundation
Testing Hypotheses: Einstein
Einstein once said "A person who never made a mistake never tried anything new." Enlist his help in teaching young learners the importance of looking for mistakes in hypotheses. An interactive coaches pupils in the falsifiability of...
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...
CK-12 Foundation
Properties of Real Number Addition: The Secret of Subtraction
Learners sometimes struggle to understand the concept of adding and subtracting integers. Help them see the why behind their answers using the interactive number line. The values change as individuals adjust the number line for each new...
CK-12 Foundation
Evaluate Relations with Scatter Plots: Regression and Correlation
Introduce the concept of a correlation coefficient using an interactive lesson. Learners begin by manipulating a correlation coefficient and watching a graph change to represent the new value. Questions help strengthen their...
Constitutional Rights Foundation
Conservation, Preservation, and the National Parks
Going green? Scholars investigate the creation of the US National Park program. Through diary entries as well as expert testimony, they synthesize information and analyze the need for conservation and preservation. Finally, they display...
Shakespeare Globe Trust
Fact Sheet: The Third Globe
Hopefully the third time's a charm when it comes to rebuilding London's Globe Theatre! With an informational text, readers learn about the reconstruction of the theatre in the 1990s. They also discover how modern health and safety...
CK-12 Foundation
Prices Involving Discounts: Save Money with Coupons!
Nine questions make up an interactive that challenges scholars to identify new prices after discounts. Question types include fill in the blank and multiple choice. A fully-functional tool assists participants in solving word problems....
CK-12 Foundation
Percent of Change: The Pizza Conundrum
Nine questions—multiple choice and fill in the blank—challenge mathematicians to solve money word problems. Looking closely at prices, scholars use a formula to identify percent increases and decreases based on an original and new price....
Encyclopedia Britannica
Candidate Position Research
As part of their study of the US Presidential election process, class members research a presidential candidate's position on a specific topic or topics. Formatting their research as a pro/con question ("Should the Death Penalty Be...
American Museum of Natural History
Inca Investigation
A fascinating interactive resource lets young archaeologists dig through the history of Huanuco Pampa. The Inca city, located high in the Andes mountains of Peru, was once a thriving community. Craig Morris has spent years researching...
Curated OER
Breaking News English: Site for Beautiful People Only
In this English worksheet, students read "Site for Beautiful People Only," and then respond to 1 graphic organizer, 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
The Big Not So Easy
Students explore, analyze and discuss statistics regarding the conditions in New Orleans since the flooding caused by Hurricane Katrina. They predict the rate of rebuilding and research and compare statistics about their own community...
Curated OER
A Capital Idea
Students write a description of the spatial organization of the former and present location of New Hampshire's state capital. They analyze maps, participate in a class discussion, and calculate the distance of Concord from the borders...
Curated OER
Building Blocks
Students study the relationship between landscape and building architecture. In this landscape architecture lesson, students examine the proposals for a new school building, and select the proposal they think is the best. Additionally,...
Curated OER
Read (or Scroll) All About It!
Students compare written headlines found in print and online news sources while using The New York Times. They conduct research with the top stories from the newspaper and have discussion that involves critical thinking skills.
Curated OER
European Immigrant Journey Museum
Second graders write a five sentence paragraph about what one special item / toy they would pack in the family trunk to take with them on their trip to the new world. They research family history finding names of parents and grandparents...