Mortar and Pestile

this week we have to create something new that using just mortar n pestle.
First
Diet
using this mortar and pestile we can diet the step is we just ask the person who want to diet sit at the top of the mortar and then one person knock the mortar using the pestile.this tecnic of diet using a vibration.

second is
Sound
using this mortar and pestle we can do the sound example like waht i create is a door bell..we can put the mortar and pestle in front of the house and person who want call juz knock the mortar using pestle..the mortar will produce a sound that same like a bell...

the third is a

Sport

using this mortar and pestle we can do a game like bowling.we can just change like nowdays we change the pin we use the pestile and the ball we just using the mortar..