Use "busy bee" in a sentence

1. " was the meek answer, as he began, doing his best to prove his gratitude for the favor of admission into thèBusy Bee Society'

2. Here's fruit to feed our busy bee,

3. The exercises of the primary room, also, elicited much comment on the careful drill that had been bestowed in the endeavor to convey the spirit of study, and not alone the “letter” thereof, although the “Busy Bees” were not far in advance of that fundamental branch of education