Wendelstedt Umpire School Online Prep Course

The most comprehensive umpire training in the World. Learn everything taught in the classroom at Umpire School for a fraction of the cost! Major League Training from the First Pitch! 

Fully Updated with all MLB rules changes for 2024.

This study guide covers each and every rule section of the Official Baseball Rules. Test your knowledge by answering challenging multiple choice questions. Grade yourself with the answers that are shown at the back of the book along with their detailed explanations. 

Whether you have a desire to be an Official Scorer at the Major League level, want to be the best Scorer that your child’s Youth League has ever had, or are simply a baseball nerd that wants to know as much about the game as possible - this book will have something for you.

Exam is 25 random questions from all sections of the major league rule book.  At the end of the exam, you will see your score for each section and the correct answers for each question viewed.

Look back and enjoy the history of the Texas Ranger baseball team from its inception in 1972 to its first ever World Series Championship in 2023 - 51 years of Ranger baseball captured in the team's Family Photo Album.

Shop our unmatched selection of MLB gear available now at MLBshop.com 

Hey MLB fans!! Don't miss out on official gear from MLB Shop.

Purchase NFL,  MLB,  NBA, NHL, NASCAR merchandise here!!! 

Troy Ray Grimes (aka "Marathon Ump") is a baseball umpire and endurance athlete. 

He currently works as an umpire for the Texas Rangers Youth Academy. 

He has completed over 60 marathons/ultra-marathons including running 58 miles for his 58th birthday at the Bowling Green Hot Rods baseball ballpark.

Marathon Ump is proud to be a youth league umpire at the Texas Rangers Youth Academy’s RBI (Reviving Baseball in Inner Cities) league.