Marius Kjeldahl

The fastest way to improve your game. Killermatch keeps you honest and motivated. Use the game and match diary/log to track and visualize your own gam …

This game offers math pyramids for all ages, starting at very simple two-level pyramids, up to eight-level pyramids. Some pieces are automatically fil …

The fastest way to improve your game. Killermatch keeps you honest and motivated. Use the game and match diary/log to track and visualize your own gam …