A Rourke Grades 1-5 Science subscription is based on thirty of Rourke Publishing's non-fiction children's picture books. For each book, there are six activities, including an e-Book, a story-writing activity, a vocabulary game, a comprehension activity, a spelling activity, and more. Children can use e-Activities off-line for a kid-safe learning environment. They help your child develop reading skills and fluency while an advantage in the classroom.