GoodStuff

Find phone by clapping

GoodStuff

3,3star

Unlock screen by voice!

GoodStuff

3,8star

Fake call prank

GoodStuff

3,9star

Simulate school bell

GoodStuff

3,4star

Detecting ghosts (PRANK)

GoodStuff

4,1star

Electronic thermometer

GoodStuff

2,5star

Horrible joke

GoodStuff

2,5star

Cigarette (PRANK)

GoodStuff

3,4star