National Council of Teachers of Mathematics
Nctm: Illuminations: Name Letters
Crack the code and can determine the cost of your name. Use this activity to practice solving systems of equations.
Khan Academy
Khan Academy: Science: Health and Medicine
We have some from here but I can't tell how many as they may have video embed codes. I did find some we don't have, as well as some we do have among the embedded videos. There is also a Youtube channel at...
Other
W3 Schools: Sql Tutorial
This SQL tutorial will teach you how to use SQL to access and manipulate data in various database systems.
University of Illinois
University of Illinois: Mste: The Binary Calculator Applet
The binary number system is used to represent data in digital form. This site provides a binary calculator that will convert between binary, octal, decimal and hexadecimal, perform simple addition and subtraction, and do compliment and...
Khan Academy
Khan Academy: Binary Numbers
An overview of the binary number systems in computer science.
Other
Ancient Greek Number Codes
Credited to the Cornell University Greek Epigraphy Project, the content on this page explains (and illustrates through a chart) the Greek use of Alpha characters for numbers.
History of Computing Science
History of Computing Science: Binary Representation
The binary number system is a perfect fit for the dual-state technologies used in digital computing devices. This lecture series presents a brief description of how the two fit together.
Science Struck
Science Struck: How to Convert Octal to Decimal
Explains what the four different types of number systems are and what they are used for. Presents the formula used to convert octal numbers into decimals and models how to apply it in two example problems.
Ducksters
Ducksters: Kids Math: Binary Numbers
Do you know how zeros and ones are used in this base-2 number system? Find all about binary numbers on this site. Site contains example problems.
Siteseen
Siteseen: American Historama: Racial Segregation History in the United States
This article contains numerous facts about black segregation history in the United States from the Civil War through the end of the Civil Rights Movement.
US Environmental Protection Agency
Epa: Envirofacts Data Warehouse
Retrieve information from multiple sources of Envirofacts' System Data for your area of interest. using zip code, city, or county information.
TeachEngineering
Teach Engineering: Simulating the Bug
Students modify a provided App Inventor code to design their own diseases. This serves as the evolution step in the software/systems design process. The activity is essentially a mini design cycle in which students are challenged to...
Khan Academy
Khan Academy: Indexing and Its Limitations
How do we adjust for inflation?. It includes review questions and problems.
Wolfram Research
Wolfram Math World: Discrete Mathematics Topics List
A thorough list of topics in the study of Discrete Mathematics. Combinatorics, Graph Theory, and Point Lattices are three of the many areas given in-depth explanations here. Many of the links contain discussions of the topics that both...
OpenStax
Open Stax: A New Political Style: From John Quincy Adams to Andrew Jackson
By reading this section of a chapter on "Jacksonian Democracy," students will be able to explain and illustrate the new style of American politics in the 1820s, describe the policies of John Quincy Adams's presidency and explain the...
Khan Academy
Khan Academy: Mutual Attraction
A JavaScript coding of forces where every object in a given system attracts every other object in that system (except for itself).
World History Encyclopedia
World History Encyclopedia: Solon
Read about the life of Solon, one of the founders of Athenian democracy. Among the challenges he tackled were a serious debt problem among the less affluent, restructuring the social system, and developing a new law code.
Thomson Reuters
Find Law: u.s. Supreme Court: In Re Gault (1967)
Full court transcript of 1967 U.S. Supreme Court case involving a juvenile, Gerald Gault.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
TeachEngineering
Teach Engineering: Gps on the Move
During a scavenger hunt and an art project, students learn how to use a handheld GPS receiver for personal navigation. Teachers can request assistance from the Institute of Navigation to find nearby members with experience in using GPS...
Travel Document Systems
Tds: Mauritius: History
Read the interesting history of Mauritius from its colonization by the Dutch in the 17th century to its independence in 1968. Information is from the U.S. State Dept. Background Notes.
Travel Document Systems
Tds: Tunisia: Government
A thorough look at the government and politics in Tunisia. You can learn about the branches of government, political parties, and reforms. Particularly interesting is Tunisia's support for women's rights. Information is from the U.S....
US Senate
Joint Economic Committee
The Joint Economic Committee, composed of memebers from both the United States Senate and the House of Representatives, reviews economic conditions and recommends improvements in economic policy. The content of the website includes...
Careers New Zealand
Career Nz: Electrician
This site contains information about becoming an Electrician in New Zealand. While some of the information is specific to New Zealand, there is also data that is uniform to the career.