Free! Do you use the Grade 4 EnVisions math curriculum? You may enjoy enhancing the curriculum with this Power Point. The Power Point teaches Lesson 1-4 of Topic 1, which is the use of 3,4,6,7, and 8 as factors for multiplication. The properties of multiplication are discussed and explained, which allow students to apply them to solve multiplication facts. There are practice problems about the interesting topic of dinosaurs which can be done on communicators or slates. Download for free today as