Code.org
The Cost of "Free"
Explore the trade-offs of using a free app. The fourth installment of a 12-part unit helps young consumers discover the cost of receiving a free service. They learn how these apps make use of their access to data.
Teach Engineering
Strong-Arm Tactics
Experience collecting rock samples using a robotic arm with an activity that has pairs work together to operate a robotic arm. One pupil serves as the eyes and the other operates the controller. The objective is to be the fastest pair to...
Computer Science Unplugged
The Muddy City—Minimal Spanning Trees
What is the most efficient way to ensure everyone is connected? Individual pupils determine the least expensive route to pave roads in a fictional city. In doing so, they learn to find the minimal spanning tree for the situation. They...
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
Algorithms Detour - Minimum Spanning Tree
This optional lesson plan introduces the class to the idea of a minimum spanning tree. The activity focuses on determining an algorithm that will find the most efficient path in a network to transfer data.
Code.org
Algorithms Detour - Shortest Path
Young programmers investigate the Single Source Shortest Path problem by working in paris to devise their own algorithm. They then progress to using Dijkstra's Algorithm to solve the problem.
Teach Engineering
Start Networking!
Class members create their own social networks by collecting signatures before graphing the interactions with their fellow classmates. The degree distribution of the simulated social network is determined by calculating the degree of...
Beauty and Joy of Computing
Algorithms
Introduces the class to the idea of searching a list by building a script. Learners modify a guessing game script that will find a number in a list.
Drexel University
Learning Roomba Module 5: Localization
Where is my robot? Pupils create programs that utilize the localization services that a Roomba uses to determine its surroundings.
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...
TryEngineering
Search Engines
Introduce search engines with an activity that models how search engines work and the different algorithms they employ. Working in groups, class members then build search queries to demonstrate the knowledge learned.
Teach Engineering
Weather Forecasting
According to the Farmers' Almanac, the weather will be nice today. Class members examine how weather forecasting plays a part in their lives with a resource that provides information on the history of forecasting, from using cloud...
Computer Science Unplugged
Ice Roads–Steiner Trees
As an introduction to Steiner Trees, class members are challenged to find the shortest paths to connect multiple points. The teacher introduces the problem by showing how to connect three points. Groups then go outside and construct a...
Code.org
Bytes and File Sizes
A bite of bits. The first instructional activity in a unit of 15 introduces the class to the byte. Pupils learn about other standard units for measuring file sizes, develop an understanding of relative sizes and the kind of units...
Code.org
The Need for Algorithms
Pairs work through two scenarios that require them to generate an algorithm. The first activity requires pairs to define a common language to use; the second comes with the language. The pairs then must determine how to code the...
Code.org
Public Key Cryptography
Investigate how public key cryptography works. Scholars continue their study of one-way functions and asymmetric keys and apply this information to public key cryptography. They use an app to explore public key cryptography and its...
California Department of Education
Possible Careers
Is a STEM career the right choice for me? Lesson four in a six-part career and college readiness series introduces seventh graders to the world of STEM occupations. Individuals use their Holland code results to select, research, and...
Teach Engineering
Curb the Epidemic!
Class members use an applet on the Internet to simulate the spread of a disease. The simulation allows individuals to determine two nodes to vaccinate to limit the number of nodes infected. By running several simulations, scholars...
Code.org
Routers and Redundancy
How are messages to the right recipient? Introduce the concept of routing Internet traffic by drawing a comparison to sending a letter. Groups use the Internet Simulator program to send messages to others using the same router...
Code.org
The Need for Programming Languages
LEGO see if you can recreate my design. Individuals build an arrangement from LEGO blocks and write directions for someone else to follow in order to recreate the arrangement. Pairs then swap directions and try to...
Code.org
Using Simple Commands
Turtles might be slow, but class will zoom by when your pupils build a program in which reptiles draw a grid. Using App Lab and JavaScript, class members build a program to find the most efficient way to draw an image of a...
Teach Engineering
How Antibiotics Work
Take two pills and call me in the morning. The first lesson in a short unit of four introduces class members to delivery methods of medicines. The instruction introduces the question of which delivery method is best to get you feeling...
Teach Engineering
Android App Development
Building an accelerometer app for your Android device. Groups develop an app that uses the accelerometer on an Android device. The purpose of the activity is to reinforce the programming design. The post activity assessment challenges...
Code.org
Rapid Research – Data Innovations
Scholars conduct research into a computing innovation of their choice and figure out how it uses data. They prepare brief reports of their research in the second installment of the series.