1. Change Over Time Farming with the Plow Grade 3, Unit: 07 Lesson: 01
©2012, TESCCC
Grade 3 Unit 7, Lesson 01

2. Plowing with oxen Photo credit:
Microsoft. (Designer). (2010). Clip art [Web Graphic]. Retrieved from
©2012, TESCCC

3. Simple “one row at a time” plow
Photo credit:
Microsoft. (Designer). (2010). Clip art [Web Graphic]. Retrieved from
©2012, TESCCC

4. Plowing with a horse Photo credit:
Hine, L. (Photographer). (1916). Lummie durrett. [Print Photo]. Retrieved from
©2012, TESCCC

5. Finally! Plows on wheels to help horses go faster.
Photo credit:
Roletschek, R. (Photographer). (2004). Farmer plowing. [Web Photo]. Retrieved from
Ralf Roletschek [CC-BY-SA ( via Wikimedia Commons
©2012, TESCCC

6. One of the first tractors
Photo credit:
American Stereoscopic Company. (Photographer). (1905). Automobile plow. [Print Photo]. Retrieved from
©2012, TESCCC

7. Modern day tractors can plow up to 20 rows at a time!
Photo credit:
(2004). John deere tractor. (2004). [Web Photo]. Retrieved from
By Jesster79 [CC-BY-SA-3.0 ( via Wikimedia Commons
©2012, TESCCC