Printing on it's face is faster and allows for larger sizes. May also make the bottom stronger with diagonal layers.
Also Check out the classic Super Scooper: https://www.printables.com/model/437036-super-scooper-no-supports
New! Super Scooper Squared! https://www.printables.com/model/468026-super-scooper2-no-supports/files
Pet Litter Scoop: https://www.printables.com/model/441731-pet-litter-scooper-no-supports