Computer Science Unplugged
Codes in a Song—Modems
Let's listen to some codes. To understand how a modem sends binary numbers over a phone line, class member listen to the codes included in the provided mp3 files, translates the tones to binary numbers and then convert the...
eGFI
Bits & Binary
Youngsters love to write on their hands, and in this fabulous activity they are actually asked to. Using numbers written on the tips of their fingers, they will learn how the binary number system works. This hands-on activity is a...
Computer Science Unplugged
Card Flip Magic—Error Detection and Correction
I can find the error in an array of cards? After watching a demonstration class members search for the error is the provided cards. The resource provides a real-life example of using ISBN numbers in error detection and using check...
Curated OER
Binary Numbers
For this algebra worksheet, students perform binary addition, subtraction and division to find the binary base for decimals between 0-31. There are 31 questions.
Code.org
Encoding Numbers in the Real World
Ah, the numerous number of numbers. Individuals research different ways of encoding numbers. After conducting their initial research, they find classmates who have researched a different article and the pair share information. The...
Curated OER
Binary Math
In this Algebra II/Pre-calculus worksheet, students represent decimal numbers in binary form and compute with binary numbers. The four page worksheet contains eleven questions. Answers are included.
Curated OER
Cutting Corners - Parts 1 and 2
Learners use optimization concepts to design their own container. In this optimization lesson plan, students understand how the optimization concept is critical in calculus and why products are packaged the way they are.
Curated OER
Numerical Analysis
In this math worksheet, learners practice converting binary numbers from one base to another. Then they read the related vocabulary definitions.
Curated OER
Number Base
Eighth graders examine common number system bases that are used: decimal, binary, octa and hex. They create a presentation about one of the number systems using the internet to research the topic. They solve mathematical computations.
Curated OER
Getting Started With Java-Background
Young scholars study the history of computers including hardware and software, binary representation of data and examine the beginnings of programming languages. They investigate the development of software and the fundamentals of...
Curated OER
Numerical Analysis: Machine Representation of Numbers
In this machine representation of a number worksheet, students explore definitions such as floating-point, round-off error, binary representation of a number, mantissa, and sign bit. They identify significant digits and determine how...
TryEngineering
Data Representation: Millions of Colors
How many colors do you know? The lesson teaches scholars how digital devices use binary and hexadecimal representations to store colors. They learn how millions of colors are available on these devices.
Curated OER
Teamwork And Productivity
Students engage in a creative project of constructing different things using origami paper. The objective is for them to construct something that is identified and useful at the same time. They use guided questions to go through the...
Curated OER
Building a Computer
In this computer worksheet, students read about computers and the definition of a computer. They build a simple computer using two rulers and learn to add numbers using the computer they build. They answer three critical thinking...
University of Canterbury
University of Canterbury: Cs Unplugged: Binary Numbers
With this lesson, educators can teach the binary system to anyone who can count. Using this approach, many adults are also excited when they finally understand what bits and bytes really are.
Khan Academy
Khan Academy: Binary Numbers
An overview of the binary number systems in computer science.
Curated OER
Google for Education: Children and Technology: Binary System
How are the numbers stored in a computer? Have students think of binary as a set of bulbs with on and off states. Take a look at how many numbers can be represented with a limited set of bulbs.
Khan Academy
Khan Academy: Xor Bitwise Operation
If you've seen the lesson on the one-time pad, you know that it is the ultimate shift cipher. It involves the application of a random list of shifts equal to the length of the message. It's important to understand exactly how and why the...
University of Canterbury
University of Canterbury: Cs Unplugged
A collection of free learning activities that teach computer science through games and puzzles that use cards, string, crayons and lots of running around. The activities introduce students to computational thinking through concepts such...
Khan Academy
Khan Academy: Logic Gates
Check your understanding of how AND/OR/NOT logic gates output 0 or 1 based on inputs.