Turnings Image Puzzles Series 4 is an educational app designed to develop the visual-cognitive ability in children called visual closure, an fundamental ability needed in learning to read. The Series 4 set of image puzzles is designed for kindergarten and early elementary age children 5 to 7 or 8 years of age. The app consist of 70 image puzzles. Children rotate the pieces of the puzzles to align the pieces of the images correctly. Puzzles consist of 8 to 12 parts per image. This is the most difficult of this series of apps. This app may also be valuable to use with older children with autism or other developmental disabilities.