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Open license (CC BY-SA 4.0). We show these here with credit to the authors.

Beginner robot (55)

Binary numbers (unit) unit ages 5-7
Codes for letters using binary representation lesson ages 5-7
How binary digits work lesson ages 5-7
Reinforcing sequencing in binary number systems lesson ages 5-7
Error detection and correction (unit) unit ages 5-7
Parity magic lesson ages 5-7
Colour by numbers lesson ages 5-7
Image Representation (unit) unit ages 5-7
Squeezing pictures into less space lesson ages 5-7
Finding shapes activity ages 5-7
Fitness unplugged lesson ages 5-7
Kidbots (unit) unit ages 5-7
Move to a number activity ages 5-7
Moving in a shape activity ages 5-7
Rescue Mission lesson ages 5-7
Storytelling activity ages 5-7
Divide and conquer lesson ages 5-7
How many guesses? lesson ages 5-7
Searching algorithms (unit) unit ages 5-7
Growing into a butterfly activity ages 5-7
Investigating variations using the Sorting Network lesson ages 5-7
Reinforcing numeracy through a Sorting Network lesson ages 5-7
Retelling a story activity ages 5-7
Sorting networks (unit) unit ages 5-7
Binary Art activity ages 8-10
Binary Candles or Normal Candles on your Cake activity ages 8-10
Binary Name Necklaces activity ages 8-10
Binary Patterns activity ages 8-10
Binary Tunes activity ages 8-10
Codes for letters using binary representation lesson ages 8-10
How binary digits work lesson ages 8-10
How binary digits work: programming challenges challenge ages 8-10
Reinforcing sequencing in binary number systems lesson ages 8-10
Whose cake is it activity ages 8-10
Instructional writing activity ages 8-10
Parity magic lesson ages 8-10
Parity magic: programming challenges challenge ages 8-10
Product code check digits lesson ages 8-10
Product code check digits: programming challenges challenge ages 8-10
Quick card flip magic activity ages 8-10
What if? activity ages 8-10
Word study activity activity ages 8-10
Sending a rocket to Mars lesson ages 8-10
Sending a rocket to Mars: programming challenges challenge ages 8-10
The Modulo operator Unplugged lesson ages 8-10
The Modulo operator Unplugged: programming challenges challenge ages 8-10
Divide and conquer lesson ages 8-10
Drama or video activity activity ages 8-10
How many guesses? lesson ages 8-10
Music activity activity ages 8-10
The Great Number Hunt (Sorted) lesson ages 8-10
The Great Number Hunt (Unsorted) lesson ages 8-10
Where is my hat? activity ages 8-10
Investigating variations using the Sorting Network lesson ages 8-10
Reinforcing numeracy through a Sorting Network lesson ages 8-10

Intermediate alien (2)

Binary search trees lesson ages 11-13
Data structures for searching (unit) unit ages 11-13

On another site

We link to these, and you do the lesson on the other site. How-to guides: video, repo, article, document.

Beginner robot (41)

ComputerCraft repo
Games of Coding repo
Educational Games repo
Programming for Kids repo
Raspberry Pi repo
Information Retrieval repo
Tutorials repo
Tutorials repo
Cheat Sheet repo
Hydrogen repo
jQuery repo
Offline-First repo
Tailwind CSS repo
Learn Gamedev repo
LÖVE repo
PICO-8 repo
CLI Workshoppers repo
Computer History repo
CSS Learning repo
JavaScript Learning repo
Learn to Program repo
Roadmaps repo
STEAM repo
YouTubers repo
Beginner-Friendly Projects repo
For Girls repo
Markdown repo
30 Seconds of Code repo
V repo
VBA repo
Craft CMS repo
Introduction to Ray Tracing: a Simple Method for Creating 3D Images article
How To: Augmented Reality App Tutorial for Beginners with Vuforia and Unity 3D video
2D breakout game using Phaser article
Adventures in Rust: A Basic 2D Game article
Code a 2D Game Engine using Java - Full Course for Beginners video
Think like a programmer: How to build Snake using only JavaScript, HTML & CSS article
Build a simple 2D physics engine for JavaScript games article
Make Your Own Simple Interpreted Programming Language video
A Simple Web Server article
From NAND to Tetris: Building a Modern Computer From First Principles article

Intermediate alien (294)

Advanced astronaut (83)