Last Friday the 13th inspired me to look at safety in everyday objects.  I spent yesterday analyzing objects that I normally take for granted and wondering how the sensors and output devices available to us can augment these things. 

Available materials:

sensors: temperature, magnetic fields, light and...?

output devices: sounds (just beeps), leds, motors and...?

Ideas I have so far:

1. Spoon for toddlers (or others who could use assistance)…