„The vast majority of parents report that they begin reading to their children when they are around 6 months of age. Research shows that joint picture book reading with infants and toddlers and the early onset of reading is linked to children’s vocabulary.“
Dr. Anja Linberg u. a., The Early Years Home Learning Environment – Associations With Parent-Child-Course Attendance and Children’s Vocabulary at Age 3 (2020), S. 2.