time frame for small bird eggs to hatch?

Depends on the type of bird, but It should be no more then a month tops for a smaller type bird

Snake Facts : When Do Snake Eggs Hatch?

Looney Tunes: Golden Collection, Vol. 6 $24.36 Sufferin’ Succotash! It’s the final collection of “Looney Tunes” and “Merrie Melodies” in this series, featuring 60 more unforgettable cartoons, some never before released on home video. Bugs, Daffy, and the other “All-Stars” appear in “Hare Trigger,” “Birth of a Notion,” “Dog Gone South,” “Heaven Scent,” and others; the Stars and Stripes are saluted in patriotic favorites such as “Meet John Dough…

Brinsea Mini Advance Egg Incubator with Automatic Egg Turning $158.40 3 years & up. This fully automatic incubator will make examining the life cycle of a chicken come to life in your classroom. Includes egg turning, auto stop feature, countdown to hatch day, and will accommodate up to 10 eggs. Adult supervision required….