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Math Maniacs: Binary Numbers
This site contains lesson plans and activities for teaching binary numbers.
National Council of Teachers of Mathematics
Nctm: Figure This: Bar Codes
An exploration of the binary system using U.S. postal zip codes. Discover what numbers the long and short bars in a zip code represent in this one page activity from the NCTM Math Challenges for Families collection.
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.
Math Is Fun
Math Is Fun: Binary Digits
Learn about the two binary digits, 0 and 1, and how they are combined to make numbers that correspond to our standard number system. Looks also at the relationship between binary and hexadecimal digits.
Math Is Fun
Math Is Fun: Binary Fingers!
Learn how to count in binary using just your fingers and how this skill can help you in arithmetic. Includes a set of practice questions.
Math Is Fun
Math Is Fun: Binary Number System
Learn all about the binary number system and how to count in binary. Includes a set of practice questions.
Math Is Fun
Math Is Fun: Hexadecimal Drum Machine
Create rhythms on this 4-instrument hexadecimal drum machine and see what your rhythms look like in the binary, decimal, and hexadecimal number systems.
Concord Consortium
Concord Consortium: Trees in a Diagnosis Game
In this dynamic data science activity, students use data to build binary trees for decision-making and prediction. Prediction trees are the first steps towards linear regression, which plays an important role in machine learning for...