Measure the picture
Decide the frame size
Choose frame material
Gather tools and supplies
Cut four frame pieces to size
Cut 45-degree miter joints at the corners
Dry fit the frame pieces
Apply wood glue to the joints
Clamp the frame together
Check for square
Let the glue dry
Sand the frame smooth
Stain or paint the frame
Cut a backing board to size
Cut glass or acrylic to size
Place the picture in the frame
Add the backing board
Secure the backing with clips, brads, or points
Attach hanging hardware
Clean the frame and glass
Hang or display the finished frame