Educational Cards
Learn from video content, text, and interactive tasks
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History: Primary sources, secondary sources, and bias
You read a diary entry from 1848 and a textbook chapter written last year—both are "about" the same...
Fitness and health: Zones, progression, and recovery
You start running with a watch that beeps "zone 4" and wonder whether today should be easy or hard....
Literature: Claims, evidence, and the limits of paraphrase
You argue that a novel "is about isolation" and your friend asks for proof—literary discussion...
Film and cinema: Mise-en-scène and the frame as argument
You pause a scene and notice costume colour, blocking, and light—all deliberate choices inside the...
German: Modal verbs and the infinitive at the end
You want to say you can leave early: the finite modal grabs second position while the main verb...
XML data and ElementTree
New APIs often speak JSON, but many regulated corners of the world still ship XML : a bank's rate...
SQLite from Python
You need a place to park scraped rows, experiment IDs, or homework grades without provisioning a...
CPU-bound vs I/O-bound — multiprocessing and asyncio
Picture two workloads. In the first, you fire two hundred small HTTP requests and most of the...
CSV files and tabular I/O in Python
Most data still arrives as rows in a text file: someone exports a spreadsheet, a sensor dumps a...
Text encodings (UTF-8, Latin-1, Windows-1252)
You open a CSV from a colleague's Excel on Windows and Genève turns into mojibake. Nothing is wrong...
HTTP, URLs, and the query string (?…)
When you paste a link into the browser or call an API from Python, you are speaking HTTP : the...
requests, JSON APIs, and robust fetching
You write a small script to pull weather or census JSON and everything works until the Wi-Fi...