This product is a one year spelling/word study program. It includes 30 units. The units cover spelling patterns and skills. Each unit includes: 2 spelling lists - A regular list and a challenge list. Each list also includes 5 list-specific worksheets: a word sort, a word search, an ABC order worksheet, a Words Within Words worksheet and a Unscramble the Word worksheet. That's 300 list-specific worksheets in this product! I've also included 5 spelling worksheets that can be used with any lis