The ElementaryBox Story. Created for teachers by teachers. Because we know how hard teachers work, each month we’ll send you a box filled with fun & useful items for your students, classroom & you. Grade-level-aligned teaching resources, student incentives, and teacher gifts delivered to your doorstep. Let us lighten your load & give you a well-deserved treat. FREE SHIPPING! The perfect teacher gift! 4-7 quality products. Average value $40.