WELCOME to AVANT GARDE ACADEMY® of WESTCHASE The mission of the Avant Garde Academy Charters Schools is to prepare our students with the 21st century knowledge and skill set needed to impact their surroundings from a local, national, and global perspective. Avant Garde Academy will implement an innovative, creative student centered environment and providing a nurturing and safe climate that promotes the development of the total child and where students are challenged intellectually, artistically, and personally.