Drag the numbers in the grid to merge them. There are the following categories of pieces: Roman numbers, polygons, fractions, Mayan numbers and cardinal numbers. You can solve mathematical challenges and get game pieces or coins. Math Merge, number puzzle game, math game, educational game, fractions, Roman numerals, Mayan numbers, polygons, cardinal numbers, drag and drop, brain training, math skills, learning games, puzzle game, coins, game pieces, touchscreen game, mouse game, online game, number recognition, mathematical challenges