A possible replacement for the end grain cutting board or maybe a follow up class for it: 2 sided game board (checkers/chess and backgammon)
A “series” on old fashion wooden toys. Especially if the chosen items allow each toy to highlight working with a different tool (or tool set). That way students can get a varied experience and by rotating who is working on what toy there is less waiting for a tool to be available.
multi-shot rubber band gun
Table top catapult or trebuchet.
Adirondack chair, bonus points for one that adjusts the back angle
Starter green house for starting seeds and growing seedlings
Wooden bowl turned from a glued block of different woods (Maybe too advanced? my lack of knowledge in this area may be showing)
Similar to the keepsake box; a 2-3 drawer box with compartmentalized drawers