Ranked #9 of 32 — easiest first.
The most common words in this book that fall outside the core vocabulary. Names are left out; these are the ones that actually repay learning before you start.
The little old town of Mayenfeld is charmingly situated. From it a footpath leads through green, well-wooded stretches to the foot of the heights which look down imposingly upon the valley. Where the footpath begins to go steeply and abruptly up the Alps, the heath, with its short grass and pungent herbage, at once sends out its soft perfume to meet the wayfarer.
Btelo English plays Heidi one sentence at a time, highlighting each word as it is spoken, with a tap on any word opening its dictionary card. The full text is also free at Project Gutenberg if you would rather read it straight through.