Little House by Boston Bay by Melissa Wiley
On Tide Mill Lane by Melissa Wiley
The Road from Roxbury by Melissa Wiley
Across the Puddingstone Dam by Melissa Wiley
The full-length books are sadly on their way out-of-print (snatch them up if you can find them!). They are being replaced with considerably shorter abridged editions.
Additional resources from the author can be found here