This collection of books written by Carole Marsh teaches kids about weather phenomena and natural disasters so they can understand the science behind the concepts. Kids will also learn about culture, geography, SAT words, educational facts, history and so much more in the pages of these books! Set features reading level guides for Accelerated Reader, Lexile Measure, Fountas & Pinnell Guided Reading Level and a Developmental Reading Assessment. Set includes “The Earthshaking Earthquake Mystery,” “The Treacherous Tornado Mystery,” “The Horrendous Hurricane Mystery,” “The Voracious Volcano Mystery,” “The Behemoth Blizzard Mystery” and “The Ferocious Forest Fire Mystery.” Paper. (6 pcs. per set) 5 1/2" x 7 1/4"