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Before you build a circuit
The handful of ideas that make the Electronics bench lab make sense: what voltage, current and resistance actually are, why an LED needs a resistor, and how Ohm's law ties them together. Ten minutes.

Before you write a program
The ideas the Program a siege lab assumes: what an instruction is, why input() never gives you a number, what a loop actually repeats, and the difference between printing an answer and returning one. Ten minutes.

Before you build a CPU
The handful of ideas that make the Build a CPU lab make sense: what a truth table is, how counting works with nothing but on and off, and why adding two bits needs two digits. Ten minutes.
AI Fundamentals: How Large Language Models Actually Work
Tokens, parameters, attention, hallucination — the mechanics behind ChatGPT and every model like it, explained once so the vocabulary stops being intimidating.
