Seven specialists give their advice to get through this difficult time in children from 0 to 6 years old. 76% of children aged 6 months to three years do not get enough sleep on weekdays, or less than 11 hours a night.

What to do when you have exhausted the parenting section of the bookstore, the stock of herbal teas "quiet night" and the battery of the latest high-tech night light? Specialists give us their concrete solutions. You still have 90% to discover.