Install a scale so students can practice math by weighing vegetables, calculating selling price for school farm markets, maybe try two different organic fertilization methods on same vegetables planted same way and weigh the differences, etc.
Casuarina Glauca "Cousin It" Cousin It is a groundcover form of the tough, hardy Australian native sheoak. It bears bright green foliage which forms a thick mat cascading over retaining walls or rocks. Cousin It can handle most soil types and a range of conditions, however, it prefers a sunny to partly shaded position with well-drained soil. This native is tolerant of dry and coastal conditions. Requires low maintenance and water once established. 6" pot size.