With back-to-school season quickly approaching, Instacart shares its data on what products and categories are seeing an uptick. The Back-to-School Snack SurgeGoing back to school doesn’t just change the daily routine; it also changes what’s in peoples’ carts. Here’s what Instacart purchase data reveals about how families stock up on food and snacks when school returns. Each year, the same pattern emerges: Snack and lunch staples dip over summer break, then climb sharply starting in late July as back-to-school season kicks in. Below are the top 10 back-to-school food categories Instacart tracked, ranked by how much they climb from summer into the school year.