Registration is now open for the ninth annual Maine Games field hockey championship, which will be held June 21 at Memorial Field in Portland. The field is limited to the first 10 teams to register. The cost is $425 per team. Players must be high school graduates who are at least 18. Rosters will consist of at least eight players and no more than 10. The games will be played seven-on-seven without goalies. To register, visit www.planetreg.com/2014womensfieldhockey.

The Portland Sea Dogs will hold a free baseball clinic for children 16 and under from 10 a.m. to noon, June 21, at Hadlock Field. The clinic will cover the fundamentals of hitting, pitching and fielding, and also allow kids a chance to get autographs from Sea Dogs players. To register (required), visit www.seadogs.com.