Other
Southern Illinois History: Homepage
A good reference page, even if it limits itself to Southern Illinois. Good information on slavery in the Land of Lincoln, and the struggle between kidnappers and underground railroad. Site has a search function and plenty of photos.
Alabama Learning Exchange
Alex: How to Make Something Simple, Hard
Students will have completed a unit of forces and motion prior to the current unit of study on simple machines (lever, inclined plane, screw, wedge, pulley, wheel and axle). Students will review the functions and examples of simple...
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
TES Global
Tes: Spoken Language Study Teaching Resources 11 20
[Free Registration/Login Required] This 20-page word resource discusses the topic of "Slang" for students. Practice exercises and notes are provided. L.11-12.3 Language Functions/Style
AdLit
Ad lit.org: Re Conceptualizing Extra Help for High School Students
The push to ensure all students engage in challenging classes in high school has created new demands on high schools, including a demand to providing extra help for students who are behind in reading, mathematics, and advanced reasoning...
Texas Instruments
Texas Instruments: Riemann Sums
Students use their TI-89 to investigate Riemann sums and learn how to construct them. They take the limit of two Riemann sums and find out that the limits exist and are the same. They compare this limit to the definite integral of the...
Other
Swarm Sketch
Each week a new subject and a blank canvas appear. People from around the world are invited to add (a limited contour line) to the in-progress sketch. You can even watch a time-lapse video to see the image's progression.
Interactive Mathematics
Interactive Mathematics: More on Curve Sketching
Examples are presented to demonstrate the steps for sketching curves that are not polynomials. Using x- and y-intercepts, limits, domain and range, maxima and minima, second derivatives and general behavior the graphs are constructed...
Oregon State University
Calculus Quest: Jump Discontinuities
This site defines jump discontinuities with graphs of functions to clarify.
CK-12 Foundation
Ck 12: Analysis: Real Zeros of Polynomials
[Free Registration/Login may be required to access all resource tools.] In this lesson students solve problems involving polynomial and rational functions. Students examine guided notes, review guided practice, watch instructional videos...
CBS
Cbs: Zd Net: Covid 19: Here's How One Pandemic Will Change Our Lives, Forever
While it is too early to assess the damage caused by this global pandemic, there are signs that it will permanently change the way society functions. From its impact on the global economy to our daily lives, COVID-19 will leave an...
Texas Instruments
Texas Instruments: Trying to Find a Best Fit: Heuristic Approach
In this activity, students can use geometry to determine the optimal location for a distribution warehouse of a department store chain.
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Pope Sixtus V
Pope Sixtus V (December 13, 1521 - August 27, 1590), born Felice Peretti di Montalto, was Pope from 1585 to 1590. The subsequent administrative system of the Church owed much to Sixtus V. He limited the College of Cardinals to seventy;...
Curated OER
Educational Technology Clearinghouse: Maps Etc: North China, 1971
" North China includes the densely populated and intensively cultivated North China Plain, the loess-covered uplands of Shansi, northern Shensi, and eastern Kansu, and the sparsely populated, semiarid steppes of Inner Mongolia....