All students entering Kindergarten are required by the state of Missouri to have their immunizations up to date. The DTap (tetanus), IPV (polio), MMR (measles, mumps, rubella), HepB (Hepatitis B), Varicella (chicken pox) series should be completed. Here is information about each of the required immunizations.

Dtap Info
Polio Info
MMR Info
Hep B Info
Chicken Pox Info

Before entering the 8th grade students are required to have their immunizations up to date. The two shots they are required to have are the TDAP (tetanus) and the MCV (meningitis). Here is more information on both of those vaccinations.
Meningitis Info
Tdap Info