Educational Cards
Learn from video content, text, and interactive tasks
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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...
Literature: Claims, evidence, and the limits of paraphrase
You argue that a novel "is about isolation" and your friend asks for proof—literary discussion...
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....
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...
Chess: Material count, development, and when trades hurt
You win a pawn and lose ten tempos shuffling the same knight—material counts, but activity and king...
Creative writing: Showing character through scene-level detail
You write "she was angry" and the scene feels flat because the reader receives a label instead of...
Cooking: Heat transfer, doneness, and food-safety temperatures
You pull chicken off the grill when it "looks done" and regret it later—colour and juice are...
German: Definite articles in nominative and accusative
You are booking a train seat and the app asks whether the ticket is for the window or a...
German: Separable verbs in main clauses
You hear Ich stehe früh auf and wonder why auf wandered to the end. Many German verbs glue a prefix...
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...
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...
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...