Daily Fuel Gauge Report and Fuel Cost Calculator.
If you're up against a looong stretch of road between site-seeing breaks, keep boredom at bay with a little preparation. Visit Lil Sugar for printable license plate BINGO cards and other activities.
Then visit The Whimsical Fig where you can get more free printable car games like this alphabet game record-keeper.
Road trips are also the perfect occasion for enjoying an audio book. Visit Books Should Be Free where you can access bunches of free audio books like The Secret Garden by Frances Hodgson Burnett and Around the World in Eighty Days by Jules Verne.
What are your favorite road trip highlights and boredom busters?