University of Canterbury
Cs Unplugged: How Many Guesses?
Use sequential and binary search strategies to figure out who has your favorite book.
Khan Academy
Khan Academy: Hexadecimal Numbers
Practice converting hexadecimal numbers to binary and decimal numbers, in this set of practice questions designed for AP Computer Science Principles students.
Math2
Math2.org: Number Notation
At this website from Math2.org you will find tables with information about number words, meanings, and the symbols used to express them. At the very bottom there is also a Java Base Conversion Calculator.
Sophia Learning
Sophia: Ionic Compounds: Defining Binary Compounds: Lesson 1
This lesson will define a binary ionic compound and give examples. It is 1 of 2 in the series titled "Ionic Compounds: Defining Binary Compounds."
Sophia Learning
Sophia: Ionic Compounds: Formulas From Binary Compound Names: Lesson 5
This lesson will demonstrate how to write a chemical formula for a binary ionic compound when given the systemic name. It is 5 of 5 in the series titled "Ionic Compounds: Formulas from Binary Compound Names."
Sophia Learning
Sophia: Ionic Compounds: Binary Compound Names With Transition Metals: Lesson 4
This lesson will demonstrate how to write a chemical formula for a binary ionic compound that includes a transition metal. It is 4 of 4 in the series titled "Ionic Compounds: Formulas from Binary Compound Names with Transition Metals."
Georgia State University
Georgia State University: Hyper Physics: Circular Orbit
The necessity of gravitation to a circular orbit is discussed and equations for the orbital speed are derived from the law of universal gravitation. Binary systems in which two objects orbit about a center of mass are explained and...
Cornell University
Cornell University: Astronomy: Orbital Motion and Kepler's Laws
At this site from the Astronomy Department of Cornell University, Kepler's three laws of planetary motion are stated. There are brief explanations of each, along with links to additional information on related subjects.
Math Aids
Math Aids: Number Systems Worksheets
Great resource to practice and strengthen math skills pertaining to number systems. Math worksheets are printable, may be customized, and include answer keys.
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.