Royal Flush -
Ace, King, Queen, Jack and 10, all of the same suit.
Straight Flush -
Any five-card sequence in the same suit.
Four of a Kind -
All four cards of the same value.
Full House -
Three of a kind combined with a pair
Any five cards of the same suit
Five cards in sequence, but not in the same suit
Three of a Kind -
Three cards of the same value
Two Pairs -
Two separate pairs
Two cards of the same value
High Card -
Speaks for itself!
Three 10's and two 4's is a Full House, so therefore beats a Straight!