Teams of up to 5 students compete to accomplish robotics missions using autonomous robots. Game especially puts math skills to the test.

  • Jr. Division: 5th ~ 8th grades
  • Sr. Division: 9th ~ 12th grades

2021 Game "StackRolls" Official Rules and Related Documents:

UPDATED! Final StackRolls Rules:   PDF   |   PPTX   (New FAQs - Released 3/31/21)

StackRolls Score Sheet:   PDF  |   Word   (updated 1/21/21)

Demonstration Videos:  Demo 1  |  Demo 2  |  Demo 3  |  Demo 4  |  

Judging Information:

ROWC Location Head Judge Pre-Event Checklist (Online Format):    PDF

 Presentation Slides for Judge Training (PDF / PPTX)

Judge Training Webinar Recording

 Sample Unknown Factor and Tasks (UTF) Handouts - for unveiling Unknown Factors and End Task for a round (Jr / Sr)

Prior Versions of Rules:

Kickoff StackRolls Rules:   PDF   |   PPTX  

GAME WARMUP EVENT - Saturday, March 13  Video

Rules for starting teams, registration, team responsibilities at competitions and how teams advance to the World Championship can be found in the General Rules on the

Each team member, as well as the coach and other adult volunteers, must bring the signed Robofest Consent and Release Form on the day of the event if not completed on line.


Prior Year Games