Institute of Electrical and Electronics Engineers
Binary Basics
Back to the (binary) basics. The resource provides a simple overview of binary code and gives two different activities to introduce it to elementary and middle school learners. Classmates write and decode messages to each other in binary...
Code.org
Encoding Color Images
Color me green. The fourth lesson in a unit of 15 introduces the class to color images and how to encode color images using binary code and hexadecimal numbers — and they will quickly notice that it is easier to code the...
Code.org
Sending Binary Messages
Pairs build a device that will be able to send a binary message. They then update their device to allow it to send four possible messages before upping the ante to eight. The provided self-assessment rubric comes with reflection...
Code.org
Binary Numbers
All you need is a zero and a one. Build pupils' understanding of binary values and number systems to gain familiarity with binary numbers. Using a hands-on activity and technology, scholars learn how the binary system works and its...
College Board
Strategies for Teaching AP Computer Science
Implement strategies from the beginning to the end. A collection of strategies and lessons span from the first day of school to after the exam. Resources cover basic information such as computer ethics and top 10 tips to a lesson on how...
Cornell University
Magnetic Mad Libs
Examine the science behind computer communication. After defining the properties of magnets, learners simulate how a computer hard drive works by sending each other binary codes using the magnets. They use these communications to...
Code.org
Sending Numbers
Binary graphing ... bit by bit. Pairs work together to develop a protocol in order to send the points of a graph. One partner sends the points and the other receives them and tries to recreate the graph. The pupils use the rubric to...
College Board
AP® Computer Science: A Picture Lab Student Guide
How do you modify digital pictures? In this lab learners write methods that modify digital pictures. They how to traverse a two-dimensional array of integers or objects, and are introduced to nested loops, binary numbers,...
Computer Science Unplugged
The Peruvian Coin Flip–Cryptographic Protocols
A digital flip. Introduce your classes to cryptographic protocols using and, or, and not gates. Groups create a complete circuit to convert a binary number into another one. This type of one-way function allows pupils to...
Code.org
Sending Bits in the Real World
A bit optional. How do computers transmit in the real world? Pupils research a device that is used in transmitting bits, then individuals create a poster that presents the information they have learned about their device.
Code.org
Encoding and Sending Formatted Text
Introduce your class to encoding text. Pairs work together to create a protocol to send text prior to learning ASCII encoding. Groups then collaborate to send and translate ASCII codes creating a formatted text message.
Computer Science Unplugged
Battleships—Searching Algorithms
How does a computer perform a search in order to find data? The lesson begins with a demonstration on finding one number out of 15. Pairs then play three games of Battleship by using different search techniques. The lesson...
Code.org
Number Systems
Generating a system of shapes. Groups work together to create a number system using three different shapes as symbols. The groups should come up with the rules that generate all the possible permutations of the three shapes.
Code.org
Practice PT - Encode an Experience
Encoding What I did Last Summer. Class members develop a way to encode a personal experience using a top-down approach to determine components and sub-components of their experience They then pick one portion of the experience and go...
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...
Code.org
The Need for Addressing
You sunk my battleship via the Internet? Groups of three play a modified game of Battleship using the Internet Simulator. Team members determine how to address messages, so each player knows who the message is for, and refine their text...