Imagine a schoolyard or a playground filled with prehistoric creatures, t-rex, velociraptor, stegosaurus, triceratops, brachiosaurus, and many more. Not real dinosaurs, of course, but a host of colorful, fun, and realistic dinosaur-shaped backpacks, each one as unique as the child wearing it. Welcome to the world of 3D dinosaur-shaped kids’ backpacks! You may remember the …