Major League Baseball (MLB) is one of the four major professional sports leagues in North America consisting of the American League and National League, with thirty teams total and the highest season attendance. Teams wear identifying logos, colors, and numbers on uniforms and play a 162-game regular season from April to September after a two-month spring training period. Highlights include postseason playoffs and the World Series championship.

1. Major League Baseball (MLB)
10020016 Kim Byung-Chul
10020104 Jung Hoon-Jae
10020112 Choi Na-Young

2. contents
1. Outline
2. Uniform
3. Seasons
-Spring
-Regular
4. highlight

3. Outline
*One of the four major professional sports leagues
*American League and National League
*Thirty teams / highest season attendance

4. Uniform
*Use of logos, colors, and numbers — to identify
*The New York Knickerbockers
*Cleats and stockings
*Two different uniforms

5. Seasons -Spring training
*Practices and exhibition games
*Usually coincides with spring break for many college
*Almost two months

6. Seasons -Regular season
*Begins on the first Sunday in April
*162 games per team
*Use of the DH rule

7. highlight
*The MLB top 10 video.