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 Try a printable science activity that focuses on simple machines. Worksheet Description: Identify the simple machines below by filling in the missing vowels. Authored by: Pearson School Grade: 2 | 3 Subjects: Machines Vocabulary Language Arts and Writing Motion and Energy (Mechanics) Physics Science + show tags TYPE: Worksheets Activities