Anyone has any project idea on a mini project using sensors?

DEAR peeps,
Anyone has any idea on a mini project using sensors and actuators(LEDs,LCDs)...thx in advance
Any help will be much appreciated...
Regards,
DAvidtsj
Anyone has any idea on a mini project using sensors and actuators(LEDs,LCDs)...thx in advance

Any help will be much appreciated...

Regards,
DAvidtsj