For display of the emergency message specially in College, hostel or hospital using SMS or wireless technique.
Alexa controlled timers at a glimpse. A really fancy egg-timer with added temperature control.
It detects Fruits and Vegetables and suggests recipes based on the detection.
An IoT Thing using the Amazon cloud that monitors and reports observed radio frequency spectral power and can be remotely controlled.
A box full of startup ideas, a new procedurally generated idea is displayed every time it is opened.