Think of this as a boredom-busting station, with supplies for keeping a child entertained indoors and out. Place construction paper and coloring books in letter trays on the top shelves, and crayons, markers, and sidewalk chalk in organizers mounted on the door (because they’re magnetic, she can just carry the whole container to wherever she’s playing). The bins -- use canvas, so they don’t scratch the locker’s finish -- can hold larger items such as instruments, jump ropes, and balls.PS cabinet, $99, ikea.com/us. Fabric drawers, in Green, $6.87 each, by Martha Stewart Living, from homedepot.com/marthastewart.com. Edge letter trays, $25 each; Mini magnetic hooks, in Olive, $9 for 4, by Spot-On; and Circuit magnetic bins, from $7 each; containerstore.com. Reusable magnetic strips, 2 inches by 6 inches (cut to 1/2-inch widths), $46 for 100, uline.com.