Something you do at school starting with L would be Learn.
Lunch.... lockers... losers...
Leukemia is something sad that starts with "l".
Igloo
Leprechaun
Lamp
Ladle
Lager, lemonade, lime.
Lake Lots of cheese
The Egyptian goddess Isis.
The kids do lunch every day. It begins with the letter l.
Laptop, lunch box, library and loose-leaf notebook are school items. They begin with the letter L.
How about a ladle? Leftovers? Lemon? Lid? Light?