Assessment and Student Growth Napa Valley Language Academy believes in embodying 21st century skills through the 4 C's (Creativity, Collaboration, Critical Thinking, Communication), inquiry and real world learning and application. It is also an AVID demonstration school. AVID’s mission is to close the achievement gap by preparing all students for college readiness and success in a global society. The CCSS and ISTE Standards will support in achieving the mission.