Download Add to Favorites Add to Folder creative writing children's book activities classroom tools language arts and writing vocabulary Create new folderCREATE NEW FOLDER Share Send home a family activity letter that will help your students practice doubling and adding and subtracting with a pretend "Duck Pond." Authored by: Scott Foresman, an imprint of Pearson Grade: K | 1 Subjects: Addition Mathematics Subtraction + show tags TYPE: Worksheets