Lee Fanning & Wilson Toney 
Tom Sawyer’s Luck: Tom & Huck [EPUB ebook] 
St. Petersburg Adventures (Super Science Showcase Stories #5)

Tom Sawyer & Huckleberry Finn are in Arkansas when they learn of a local legend-a mythical wild pig that’s the size of a calf known as ‘Haggard Hoofs.’ Tom brashly claims he and Huck can catch this legendary swine and makes a large bet with a local townsman. But Huck knows it’s a bad bet-because he knows ‘Haggard Hoofs’ doesn’t actually exist! Has Tom Sawyer finally bet off more than he can chew?

This exciting adventure also includes real science facts and a bonus activities section!

Super Science Showcase. Smart Adventures for Smart Kids.