The visual development process can be divided into 4 key periods: black and white vision period, black and white to color transition vision period, color vision period, stereoscopic vision period Benefits of Early Learning Cards 1?Promote Brain Development:Parents let the baby's visual function get more perfect development, can promote the development of other abilities.The basis of brain development is "contact with external stimuli". Under external stimuli, the number and quality of synapses between brain cells in the brain increase, gradually forming a network of information pathways, information transmission is getting faster and faster, and the brain develops. It's getting better. 2?Cultivate the Baby's Concentration and Discrimination: the strong contrasting colors and bright and dark patterns or lines of the black and white cards can easily attract the baby's attention, especially when doing "eye-catching" training, the baby's continuous focus on the black and white cards can be cultivated Focus.Through the cards, the baby can observe and analyze different things, and distinguish the colors of black and white. Especially when the black and white card transitions to the color card, it can exercise the child's ability to distinguish colors. 3?Improve cognitive ability and cultivate reading interest: There are rich patterns of animals, plants, characters and other things in the black and white cards. During the observation process, the baby will gradually become familiar with and memorize, and improve the baby's cognitive ability. Moreover, they are accustomed to graphic toys since childhood, and babies are more familiar with reading tools such as cognitive cards and picture books, and it is easier to develop an interest in reading.?The Perfect Educational Gift for Newborn?: Our learning flashcards promote your baby's vision and brain development in a step-by-step way. While displaying the black and white card, tell the baby about the content of the picture and interact with the baby. This is not only conducive to the development of the baby's language ability, but also promotes close parent-child relationship. Early learning cards are the best educational gift gifts for newborns. ?High-quality and Safe Visual Stimulation Card?: High-contrast flash memory card is made of safe material, with double-sided film, smooth surface, and surface covered with matte film and anti-glare treatment to help baby's vision development. Infant learning flash cards are printed with ink with clear patterns. Waterproof and easy to clean, the large size and smooth edges protect baby's little hands. ?4 Sets for Different Ages?: There are 4 sets of visual stimulation cards, each set has 20 flash cards, and each flashcard is a double-sided pattern. 0-3 months: black and white high-contrast cards improve visual distance; 3-6 months: black and white patterns, embellished with red to distinguish the difference in color changes; 6-12 months: colorful patterns stimulate imagination ; 12 -36 months: concrete things composed of various colors can improve the baby's cognitive ability . ?Cultivate the Baby's Concentration and Discrimination?: The high contrasting colors and bright and dark patterns or lines of the black and white cards can easily attract the baby's attention, especially when doing "eye-tracking" training, the baby's continuous focus on the black and white cards can cultivate concentration. Especially when the black and white card transitions to the color card, it can exercise the child's ability to distinguish colors. ?Flash Cards Help Vision and Brain Development?: High-contrast visual stimulation cards designed for babies 0-36 months. Newborn have blurred vision and can only recognize black and white and then slowly transition to color. Early education flashcards are very important for your baby's brain development, the right hemisphere is responsible for image memory, and our visual memory flashcards have many different patterns that can effectively stimulate right hemisphere development.Age Range (Description): Kid,Baby. Theme: Language. Educational Objective: Cognitive Skills. Size: Large. Brand: Oarifun. Best Sellers Rank: #101,714 in Baby. Customer Reviews: 4.2 4.2 out of 5 stars 3 ratings 4.2 out of 5 stars. : B09X1FQKBK. Item Weight: ?1.27 pounds. Target gender: ?Unisex. Package Dimensions: ?6.61 x 6.14 x 1.42 inches.