Send thoughtful, personalized messages on budget-friendly postcards. A staple for Sunday school teachers and a great way for anyone to stay in touch. Glad You Came Postcards postcards for children includes jungle animals and text the front: We're so glad you came! The back side contains the Scripture verse: Let us go to the house of the Lord. Psalm 122:1 (NIV). Standard 3.5' x 5.5' postcards come in shrink-wrapped packages of 25.