If you like long chapter books
If you like longish books, here are some suggestions.
All-of-a-Kind Family by Sydney Taylor. Five sisters living on New York's Lower East Side in 1912 get a big surprise when their mother has a new baby.
Cougar by Helen V. Griffith. Is that really the ghost of a horse that Nickel sees?
Dog Friday by Hilary McKay. Who would have thought that a boy who's been attacked by a dog would actually hope that he could adopt the stray dog he found on the beach?
Half Magic by Edward Eager. A magical coin grants the children half of whatever they wish for, with unexpected consequences.