Buying Guide: Best Lunch Boxes for Kids School Lunch 2024. This is an expert review of our favorite tried-and-true lunchboxes! I tested out the top 6 bento boxes to help you find the perfect lunch box for your toddler, preschooler, or big kids that can go anywhere they go – school, preschool, a school pod, lunch at home, a playdate, or a fun outing. Plus, there are great options at all price points! I’ll share everything you need to know about the best bento boxes for kids in this review! Starting from how to find the best lunch box, to the top 9 bento boxes on the market, as well as what boxes are my all-time favorite winners, and so much more!