You don't have to be a 'rocket scientist' [=you don't have to be unusually smart] to understand the instructions.
Sales 'rocketed' from 1,000 units last week to 5,000 units this week.
The job is challenging, but it's not exactly 'rocket science'.
(..) Oh, hey, Gru! Turns out you were right about the whole El Macho thing, huh? Yay! One push of this button, and I send that rocket straight into the same volcano where I faked my death. Only this time, it's for real. No! Yam (..)2013 Despicable Me 2