This tutorial is made up of Blueprints for mini projects, placed into lessons meant to teach you about how to use your new Spark device.
Blueprints help you do everything from blink your device for the first time to wiring a whimsical home invasion protection system. Each Blueprint is made up of discrete parts:
description of the blueprint
Steps are listed below materials. They are often interspersed with:
Learning notes
These are notes for beginners. They explain key concepts that the Blueprint is trying to illustrate. You know they are coming because of the line above and the block quoting. You know they have ended when the block quotes end...
...and normal formatting returns below the line.