- Portland Jewish Academy fosters a love of learning, develops inquisitive thinkers and encourages creativity. As an International Baccalaureate® World School candidate in PreK through 8th Grade, PJA has a rigorous academic program with a global perspective. Critical thinking is the hallmark of a PJA education within an atmosphere of respect and personal attention. In addition to our Preschool through 8th grade, PJA offers an afterschool enrichment program and an infant-toddler program. PJA is open to students of all backgrounds and faiths.