2nd grade literary devices

"The cookies pulled me to the kitchen", is an example of what literary device?

"I could sleep for a year", is an example of what literary device?

"When pigs fly", is an example of what literary device?

"I'm so egg-cited I could egg-plode", is an example of what literary device?

"She was as hungry as a pig", is what literary device?

"You are my sunshine", is an example of what literary device?

"You are a busy bee", is an example of what literary device?

"The bread jumped out of the toaster", is an example of what literary device?

"I am so hungry I could eat a horse", is an example of what literary device?

"Swim like a fish", is an example of what literary device?

"I am all ears", is an example of what literary device?

"You are one in a melon", is an example of what literary device?