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Varsity Baseball EA Jamboree

February 23, 2023

The 1st Annual East Atchison Varsity Baseball Jamboree on March 15th in Tarkio will begin at 4:30pm and the schedule will be as follows:
Matchup 1: EA vs NV
Matchup 2: NV vs RP
Matchup 3: EA vs RP
They will not be charging admission. 
Per MSHSAA guidelines, the jamboree will have the following rules:
  • Each matchup will consist of 4 innings. 
  • Each half inning will end after 3 outs or 8 runs, whichever happens first. 
  • Coaches are allowed to be on the field.
  • Free substituting  
The complete MSHSAA Jamboree rules are below. 


1. General Requirements (MSHSAA By-Law 3.16.6) 

a. Only senior high schools may participate in the jamboree. 

b. The preseason jamboree shall consist of play against no less than two other schools and no more than three other schools. 

c. The preseason jamboree must be under contract with participating schools. 

d. The preseason jamboree shall be officiated by MSHSAA registered officials. 

e. A jamboree may be conducted after your team has completed nine days of conditioning practices and before your first contest. Each participant shall have at least nine individual days of school physical conditioning practice prior to participating in the jamboree 

f. All game rules shall apply with the exception that coaches may be on the field to provide instruction. 

g. The admission charge shall be determined by the host school. There will be no admission charge. 

2. Baseball Specific Requirements (Board Policy 23) 

a. Additional game rule exceptions 

i. Free substituting. 

ii. Each half inning will end after three outs or eight runs, whichever comes first. 

b. Three or Four-Team Format Only: 

i. 3-School Format 

1) Maximum of 4 innings against each opponent 

2) Maximum of 8 innings for each school participating

ii. 4-School Format 

1) Maximum of 3 innings against each opponent 

2) Maximum of 9 innings for each school participating 

iii. Time Limit: Prior to the date of the scrimmage, the schools may agree to implement a time limit per scrimmage. However, the scrimmage may not exceed the number of innings allowed, as described above.

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