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Robots & Making

These leave the laptop. A micro:bit, a LEGO robot, something that moves in the room.

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Robots & Making · Medium

Build an AI Exercise Timer You Can Wear

Train a micro:bit to tell exercising from standing still, then wear it. Button A shows active seconds. Button B shows still seconds.

7+ (this site: 6–9 and 10–12)
The project page does not give a total time. It includes a 30-second check.
CreateAI is free with no login. The micro:bit, cable, and batteries are extra. No price is listed.
Ends in a real thing: A micro:bit you can wear

Robots & Making · Stretch

A LEGO Robot That Sorts Bricks from Minifigs

Train a phone to tell a LEGO brick from a minifigure, then let one motor point at the answer. This is a pointer, not a machine that drops bricks into bins.

10–12, 13+
The lesson does not give a clock time.
You need LEGO-compatible hardware and a phone. No price is stated.
Ends in a real thing: A motor that points to brick or minifig

Robots & Making

Build an AI Exercise Timer You Can Wear

A LEGO Robot That Sorts Bricks from Minifigs

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