Table tennis, also known as ping-pong, is a sport played by two or four players who hit a lightweight ball back and forth over a table divided by a net using paddles. The game originated in England in the early 20th century and was dominated by central European players until 1939. Equipment includes a table constructed of 3/4 inch plywood that is 9 feet long and 5 feet wide, with a net stretched across the center that is 6 to 6 3/4 inches above the table. Fundamental skills and techniques include grips, footwork, serving styles, and various strokes. Rules stipulate scoring to 11 points and alternating serves every two points in singles, while in doubles the serve must land in the right