Hint: Found in the barn
The answer to this puzzle is:
1. TRACTOR
2. COW
3. HAY
4. PITCHFORK
5. HORSE
6. BUCKET
7. POOP
8. PIG
9. GOAT
10. LAMB
11. CHICKEN
12. PLOW
2. COW
3. HAY
4. PITCHFORK
5. HORSE
6. BUCKET
7. POOP
8. PIG
9. GOAT
10. LAMB
11. CHICKEN
12. PLOW