This is a lesson about French adjectives and how to make agreement to them. Also, there are some photos in slides after the lesson to do as a class activity. You can simply label them as a brainstorming activity. Or using with use etre, you can have them write sentences using adjectives that describe the noun in the photo (which is listed for you). Worksheet to go along with slideshow available: http://www.teacherspayteachers.com/Product/Adjectives-PowerPoint-Lesson-Activity-Worksheet-1577079
This is in PDF format but it can still be projected and used as slides.