Between the ages of 0 and 3 is the golden age for baby brain development.Activate the baby's visual nervous system through black and white card and color card Promoting whole brain development and matching light and shade,Perception of graphics.Improve observation, curiosity, and the ability to explore .It's great for your baby's vision development and brain development!
Harmless to health
name: Visual excitation card
Paper thickness: 350 grams of green copper plate card
A volume of 20 sheets, 40 sides
Material: double - sided submembrane waterproof and non - reflective
0-3 Month Black and white vision period, only black and white vision, in the fuzzy period of plane vision.
3-6 Month Red sensitive period ,can feel the shape and color of objects Can see the difference between distance and near.
6-12Month Color vision period,gradually can feel the distance, height, left and right of the object in three-dimensional scene.
12-24Month Stereoscopic period,a stage of rapid development of visual observation and cognitive abilities, with a certain resolution.
Please allow 0.3-1cm due to manual measurement.
Due to different monitor, the color(s) may have difference contrast to the picture displayed.