How to Frame

Gather baby pictures of every family member — from newborns to Great-Grandmother. Choose three to four frame sizes in the same style and color, then mix two colors of mats. Simplicity Collection frames in gray, from 5 by 7 inches to 12 by 12 inches, $11 to $22: MTS Frames; 800-242-7173 for store locations. Custom-cut acid-free four-ply rag mats in white and gray, about $10 to $12 each at frame shops.

How to Arrange

Butt the frames together. Start hanging from the left. With a level, check that the first is straight, then work toward the right.