The first act is, but the second act is very adult. They also have a jr. version available that only shows the 1st act.
That depends on how well-dressed for the weather you are, and how familiar you are with the terrain. Many people get lost in the woods and cannot find their way back out. Most animals will bed down during inclement weather, and try wait it out. Perhaps you should take a page from their book.
To find a plot summary and other information about Into the Woods, use the link below.
it motivated them into action