This websites provides the user with a good description of a temper tantrum. It goes through what can cause a child to have a temper tantrum, what the characteristics of a temper tantrum are, and what is developmentally appropriate for how a child expresses their emotions for different age ranges. This website also provides parents and teachers with prevention tips, intervention tips, and what to do after a tantrum. It mentions when it is necessary for a parent to seek help from their pediatrician or if necessary a mental health technician. It also provides some good resources, including books for both the child and the parent and an additional website.