You have to have at least a 1 or a 5 in your roll for it to count. If there are no 1s or 5s you Farkel and your roll doesn't count.
You need to get at least 500 points to get on the board.
You win with 10,000 points.
Scoring
1s are worth 100 points.
5s are worth 50 points.
If you get them all in the same roll.
Three 1s are worth 300 points.
Three 2s are worth 200 points.
Three 3s are worth 300 points.
Three 4s are worth 400 points.
Three 5s are worth 500 points.
Three 6s are worth 600 points.
Four of a kind is worth 1000 points.
Five of a kind is worth 2000 points.
Six of a kind is worth 3000 points.
Straight (1-6) is worth 1500 points.
Three pairs are worth 1500 points.
Two triplets are worth 2500 points.
(Four of a kind and a pair counts as three pairs)