Questions with the keyword 'eyes'

• How many times do we blink in one day? by to Amar, Matt Comments: (No comments so far )
• why do we have two eyes and not three? by icecream19 to Ana Comments: (No comments so far )
• hey can cancer cause blindness is there a cancer that does that? by cupcake94 to Amar, Ana, Andrea, Leah, Matt Comments: (So far, one comment )
• Is there a reason why our eyes are sphere? by shamail155 to Amar, Ana, Andrea, Leah, Matt Comments: (So far, one comment )