Playskool 2-in-1 Infant Gym 08662 - Manual (Page 5)

You will need a Phillips/cross head screwdriver (not included). Tighten all screws securely.
NOTE
1. Place the Upper Base on top of the Lower
Base, and attach to fit, as shown. On the
underside of the assembled Base, use four
(4) of the small screws to secure.
Upper Base
Lower Base
Small Screws
4