What are all the books in the hatchet seiries?

The books in the Hatchet series -- More appropriately titled Brian's Saga -- are, in order of the series' timeline:

• Hatchet
• Brian's Winter
• The River
• Brian's Return
• Brian's Hunt

The River was written before Brian's Winter, and as such is sometimes described as the second book in the series. Chronologically within the series, Brian's Winter comes before it as it is an alternate ending sequel to Hatchet.