MGGA · Great Falls · Dec 1-2

How much does our rock weigh?

Find it at the FarmTech booth, size it up and make your guess. The closest guess wins 100 acres of SoilOptix soil mapping, a $1,250 value.

Make your guess

lb
We call or text the winner.
A few quick taps (optional)
Acres you farm
Spot spraying
Rock mapping
Variable rate

One guess per person. Only your town shows on the board, never your name. We use your number to reach the winner and to follow up about FarmTech, and we never sell or share it. Game rules

Live from the booth

The board

Guesses stay sealed until the weigh-in. Here's where they're coming from.

0
Guesses
0
Towns
 
Closes in

Why a rock?

Rocks hide in the crop until the combine finds them. One in the header can cost a day of harvest and a repair bill.

FarmDefender™ maps rocks with depth cameras on the seeding pass, so your crew can pick them from a phone before harvest.

See rock mapping Call or text (406) 271-6400
FarmDefender depth camera on the fan of an air seeder
Game rules
  • Free to play. No purchase needed.
  • One guess per person. If one phone number sends more than one guess, the first one counts.
  • Guess on this page during the MGGA show. Guessing closes at 3 PM Mountain time on Wednesday, Dec 2, 2026.
  • We weigh the rock after guessing closes. The closest guess wins, over or under. If two guesses tie, the earlier one wins.
  • The prize is SoilOptix scanning and soil sampling on up to 100 acres, a $1,250 value. The acres must be in Montana.
  • We call or text the winner and post the results on this page.
  • FarmTech staff and their families can play for fun but can't win.
  • How we handle your information: Data Privacy and our privacy policy.
🔒 Your data stays yours. We don't sell, aggregate, or share it.  Learn more →