Signal Hackers Teacher Guide
A comprehensive teacher guide for the Signal Hackers lesson, including pacing, material lists, and background technical information for the instructor.
Signal Hackers Slides
A visual presentation for the Signal Hackers lesson, featuring a tech-focused dark theme, video embed, and step-by-step instructions for the infrared investigation and decoding activity.
Remote Decoder Investigation
A student lab sheet for the infrared investigation, providing space for students to record observations comparing the naked eye and smartphone camera sensors.
Light Code Challenge
An activity worksheet for simulating binary communication using flashlights and a signal key. Includes a Morse code-to-binary reference chart and sections for transmission and reception logs.
Invisible World Reflection
A reflection journal sheet for students to describe and sketch their ideas of a world where non-visible light (like infrared and radio waves) is visible.