At participating Office Depot retail stores only, the Adobe Photoshop Lightroom 3 Student and Teacher Edition for Windows and Mac, model no. 65074697, costs $39.99. That’s $20 under our August mention and the lowest price we could find now by $89. (The standard edition sells for $190 or more at most merchants.) Sales tax is added where applicable. This software offers a variety of photo-editing tools.

Of note, you will be required to submit proof of eligibility in order to unlock the software. (You will be able to use the software in trial-mode for 30 days until you receive your serial number after providing the required proof.) Click here for more information. (You may have to provide this proof at Office Depot.)