Playing marbles is a classic game that has been around for centuries. It involves shooting small, round stones or glass balls at other marbles in an attempt to knock them out of a designated area. The crossword solutions for the term playing marbles include steelie (7 letters), AGATE (5 letters), TAW (3 letters), SHOOTER (7 letters), AGGIE (5 letters), mib (3 letters), mig (3 letters), immie (5 letters), catseye (7 letters), and knicker (7 letters). Steelies are marbles made of steel, agates are marbles made of AGATE, taws are the largest marbles used in the game, shooters are the marbles used to knock other marbles out of the designated area, aggies are marbles made of AGATE, mibs are marbles made of clay, migs are marbles made of marble, immies are marbles made of glass, catseyes are marbles with a colored center, and knickers are marbles made of stone.