FREE Reading Strategies PowerPoint - How to Attack Unknown Words. Reading comprehension strategies that can really help. Word attack skills for beginning readers. You can use this PowerPoint as a minilesson projected on your whiteboard, or you can print the slides out on index cards or 4 X 6 cards and laminate to place in literacy centers or make posters out of them. Also good for test prep. Especially helpful for older students who struggle with reading, or for extra support in summer school o