According to a press release from Apple (linked below), homeschool teachers qualify for an educational discount on the new iPad Air.
Education pricing is available to current and newly accepted college students and their parents, as well as faculty, staff, and homeschool teachers of all grade levels. The new iPad Air starts at $549 (US). The second-generation Apple Pencil is available for $119 (US), the Smart Keyboard Folio is available for $159 (US), and the Magic Keyboard for college students at $279 (US). For more information, visit apple.com/us-hed/shop.