4
Fold support D along the center line and glue together on the inside.
Stick support D and assembly Step 13 together at their glue spots.
Stick supports C and supports B together at their glue spots.
Fold supports B along the center line and glue together on the inside.
Fold supports C along the fold lines and stick them at the back to form
sticks.
Insert support D from assembly Step 15 through the birdcage door and
glue the assembly onto the birdcage at the spots circled in red.
Glue support D onto the points circled in blue, where the vertical and
horizontal bars intersect.
Pop-up Card (Birdcage) : Assembly Instructions
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