Practice quantifiers playing Space Invaders.

Hello, everyone.
This post comes with a health warning. This game is addictive! 
Practice quantifiers, (each every, [n]either, both), playing Space Invaders.

https://elt.oup.com/student/oxfordenglishgrammar/basic/oegc_basic_section12/basic_section12_03?cc=global&selLanguage=en

Let me know how you do.
Tom.