How do I know if a girl likes me?

ok well when im at school and stuff ther this really pritty girl named mackenzie and she in my 4th hour ...and today I had to pass out some clolring pencils and everybody was supposed to get two but when I got to her shes asked for 3 so I gave he r3 and then when I was walking awawy she said jacob your friking awesome ,,, then when we had to put the coloring penicl saway I was ther sorting them and she wasls up sayin gmy name so I talk back ,,does this mean she likes me or what...and on th ebus th eway home that same day this other prity girl named kaylee asked me if I wanted to sit wit her doe ssh elike me?? I don't know m confused but I need to know so I can make a move on these chick lol I really like em both

It seems like they do, flirt with them, see what they would do ^__^

yea dude it looks like they both like u... according to what you told us here.
yea just make a move.. start flirting with them and stuff.
lol good luck man
~mikey~

umm...they might like u...I don't know because I talk to my guy friends all the time like that and we don't have anything going on...
but yea just start flirting with them and their response says it all.