anyone know the value of these coins?

hello, i just have some random coins ive collected over the years, and was just wondering if any were worth holding too .. or already worth something! :D hehe!

sooo .. i have a few old pennies:

-a 1944 american penny ( i heard this one was worth more if it DIDNT stick to a magnet? well, my doesnt! anyone know anything about that??)
-1945 & 1953 Canadian penny

-1975 New Pence piece?? worth 2 somethings ??

-1867-1967 Canadian quarter w. either a lynx or fishner on it?

-1956 Canadian nickel

- 1969 Netherlands coin .. worth 1C ??

anyways, thanks in advance!!