Frederick Keys. Save money on food and enjoy a family night out with the Frederick Keys. Kids eat free at each Monday home game at Harry Grove Stadium. Children 12 and under can join the Junior Keys Kids Club where membership is free and receive a drawstring bag, free tickets, free hot dog and more. When you're ready to stretch your legs, head over to the Fun Zone. Kids can zip down a 22-foot inflatable double slide, jump around in a bounce house, play carnival games and more. $$. Frederick, MD. frederickKeys.com

Bethesda Big Train. Hometown Baseball at its best! Kids ages 3-13 can join Bunt's Kids Club for free and receive free tickets, discounts and player autograph opportunities. Celebrate a special occasion by booking a Picnic and Party Package. $$. Shirley Povich Field, Cabin John Regional Park, Bethesda, MD. bigtrain.org

Bowie Baysox. It's not a baseball game without a hot dog at Prince George's Stadium. Kids Club members eat free at every Sunday home game for the Bowie Baysox. Check out the team's schedule to see the fun, themed nights happening throughout the summer. $$. Prince George's County, MD. Baysox.com

Hagerstown Suns. Run all the way home with the Hagerstown Suns. You'll hit one out of the park with one of their many monthly promotions like Wacky Wednesday, Fireworks Friday and Mega-Mondays. $$. Hagerstown, MD. Hagerstownsuns.com

Baltimore Orioles . Oriole fans 14 and under can join the Junior Oriole Dugout Club and receive a ticket to a select game, Dugout Club lanyard, Official Memebership Card, sunglasses and a Member-only giveaway item at each Dugout Club game. $$. Baltimore, MD. baltimore.orioles.mlb.com

Washington Nationals. Head to the major leagues with the National's Harris Teeter Family Fun Pack, offered at Thursday-Sunday home games. Receive a ticket, hot dog, chips and a Coca-Cola or Dasani beverage starting at $15; Available online only. Southeast Washington, D.C. nationals.com/family

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