Fun activities for toddlers to 5th grade for Read a Book Day. For the toddlers and preschoolers there is an activity to determine between big and small. For Kindergarten, 1st, 2nd, 3rd, 4th and 5th grade there is a book report trading card bookmark. Have each student fill out a bookmark for each book they read and rate it on the bottom. Collect the bookmarks when the student finishes so other students can look through the collection to find the next book they want to read.