Verified answer

-Leave him little notes in his backpack or his books or coat that say something sweet

-text him or call him in the morning to wish him a good day

-pick him up from work

-go out together and do something fun like bowling, visit a museum, go to the movies

-make him breakfast

-surprise him at work with lunch or coffee

-give him a back massage

-rub his feet

-make him dinner when he gets home from work

I hope this helps! :-)