Learn how to make simple tri-fold cards with these instructions. What you will need: -5 1/2" by 11" cardstock paper -Scorer -Scissors and paper cutter -Pencil and Ruler What to do: -Score the cardstock to 3" by 7 1/4" -Using the 3 3/4" flap, from the corner measure 2 1/2" and mark with a pencil. -Repeat on the horizontal side of the cardstock. -Cut the corners using the marks as your guide. -Round the pointed end with your scissors. -Fold the card at the score line. -Embellish your card as desired. And thats all there is to it, you now have yourself a simple tri-fold card.