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CK-12 Foundation
Ck 12: Algebra: Trends in Data
[Free Registration/Login may be required to access all resource tools.] Learn how to solve problems using tables and patterns.
CK-12 Foundation
Ck 12: Algebra: Sets and Symbols
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to identify the subsets of real numbers and placing a real number into one of these subsets.
CK-12 Foundation
Ck 12: Identification and Writing of Equivalent Rates Grade 6
[Free Registration/Login may be required to access all resource tools.] Convert ratios to rates and then compare the rates.
CK-12 Foundation
Ck 12: Algebra: Horizontal and Vertical Line Graphs
[Free Registration/Login may be required to access all resource tools.] Write and graph lines of the form y = a constant value and x = a constant value.
PBS
Pbs Learning Media: Helping High Schoolers Find Research and Stem Field Opportunities
I've been involved in shepherding high school students through the world of Independent Research for nearly two decade. I know firsthand the impact that spending one or two summers working in a scientific institution with a real...
University of St. Andrews (UK)
University of St. Andrews: Stanislaw Leshniewski
Brief biographical entry on Leshniewski detailing his relationship with Lukasiewicz.
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Hermann Von Helmholtz
Hermann Ludwig Ferdinand von Helmholtz (August 31, 1821 - September 8, 1894) was a German physician and physicist who made significant contributions to several widely varied areas of modern science. In physiology and physiological...