Idioms help us express the exact same idea in a more efficient and creative way. They help us enrich our language, they are nicer to listen to and make the conversation less monotonous and more funny.So in this project we want to teach our students English idioms for describing mood. In this project we focus on six category of mood idioms.They are Idioms about feeling happy,Idioms about feeling sad, depressed, or dejected,Idioms about feeling scared,Idioms about feeling nervous, anxious, or excited,Idioms about feeling bored,Idioms about feeling miserable.