Generally speaking, it is not recommended for 10-year-olds to drink coffee. Caffeine can be harmful to a young person's developing body and brain. Consuming caffeine at an early age can lead to increased anxiety and irritability, as well as sleeplessness. Additionally, coffee contains high levels of acidity which can cause stomach problems and other digestive issues for young people. It is important for parents to be aware of the potential risks associated with giving their children coffee or other caffeinated beverages. If parents do decide to allow their 10-year-old to consume caffeine, they should ensure that it is done in moderation and that the child is monitored closely for any negative side effects. Ultimately, it is up to each individual parent to decide whether or not they are comfortable allowing their 10-year-old to consume coffee or other caffeinated beverages.