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0-4 months can train your baby to look up on his stomach; Take the initiative to look up and turn over when sitting for 4-6 months; Sitting alone for 8- 10 months, learning to crawl; 12-1may take the first step in life and practice climbing the steps.
Fine motor field
4-6 months old babies stretch their arms enough to catch toys; August 8- 10/0 month training for two-handed transmission; 10- 12 months, pinching small items with thumb and forefinger. As you get older, you can also try to let your baby knock on two building blocks!
language
Let the baby feel happy and pronounce more. 8- 12 months to learn simple vocabulary, such as goodbye and welcome. After one year old, children can recognize family members and objects and consciously call them "father" and "mother".
Cognitive domain
Infant's cognitive activities are closely related to perception and movement. 0-6 months to give visual, auditory and tactile stimulation, touch, talk, chase moving objects and faces. 0- 12 months, on the basis of sensory perception and sports training, strengthen language understanding ability. After one year old, I can quickly improve my cognitive level by playing with toys.