NETS Standard 5 for grades 3-5 students: 

Use technology tools (e.g., multimedia authoring, presentation, Web tools, digital cameras, scanners) for individual and collaborative writing, communication, and publishing activities to create knowledge products for audiences inside and outside the classroom. (3, 4)

Georgia third grade social studies standards:

19    Topic: Earth Materials: Physical Geology 
Standard: Compares and contrasts rocks and minerals. Identifies mineral content in rocks with streak test and other tests. 

21    Topic: Earth Materials: Physical Geology 
Standard: Classifies rocks according to the manner in which they are formed. Knows the primary groups of rocks (igneous, metamorphic and sedimentary) and knows that characteristics of rock types are a direct result of how they are formed.