Complete the missing letters, then look for words related to school in the puzzle
KDE S KMAT E E TD K CB XIV NNX EFECTE UG P AS KZN E NM L E CLASS ES BIR HIS TOR Y ES 1 E CC B ) R GR Hм RD HRD JIH S P E BREAKIKITS WN RO B O T R H ART DP L H L M N E AS H PM