Cases can be made portrait or landscape, free-standing or flat. Listed here is a range from the most basic plain case, to the sophisticated fliplid. Remember that cases can and do work well in combination with binders.
Case, plain
Hinge lid
Curved lid
Tidy, standard
Case and lid
Hinge lid and flap
Square lid
Tidy, shaped
Case and sleeve
Hinge lid open back
Fliplid
Slipcase
Hinge case lid, open back
Tidy in Slipcase