Abstract: The baseball backstop for stopping baseballs thrown at the backstop and for audibly indicating whether a thrown ball has hit the backstop in a strike zone comprises a frame, a netting attached to the frame, a piece of material placed directly in front of the netting and attached to the netting and/or the frame, the piece of material is a relatively heavy deformable piece of material, such that when a thrown ball hits the piece of material, a popping or thumping noise is made by the ball hitting the piece of material indicating that the thrown ball is a "strike", the thrown ball is stopped by the piece of material and falls to the ground in an area proximate to the frame for easy retrieval of the thrown ball, the netting is made of a meshed material such that when a thrown ball hits the netting alone, and not the piece of material, no popping or thumping noise is made indicating that the thrown ball is a "ball" and the thrown ball is stopped by the netting and falls to the ground in an area proximate to the fr