What do Grave Digger and Monster Mutt have in common Big tires that crush cars! Spark early readers' natural curiosity about cool rides with this inquiry-based nonfiction approach to monster trucks. pBack in the 1970s, people put giant tires on pickups. Monster trucks were born. Now you can see them in action catching air, spinning donuts, and doing backflips at monster truck shows. Appeal to budding car lovers with this question-and-answer book covering monster truck parts, paint jobs, and history. Simple infographics draw in browsers and visual learners. pThis North American Spanish translation includes a Stay Curious! feature that encourages kids to keep asking questions while doubling as a mini media literacy lesson on research skills. Includes table of contents, glossary, and index.