Benchmark 12E
Habits of Mind: Critical-Response Skills
Grades 6-8, page 299

Compare consumer products and consider reasonable personal trade-offs among them on the basis of features, performance, durability, and cost.
 

NSES Content Standard E
Science and Technology: Abilities of technological design
Grades 5-8, page 165
Evaluate completed technological designs or products. Students should use criteria relevant to the original purpose or need, consider a variety of factors that might affect acceptability and suitability for intended users or beneficiaries, and develop measures of quality with respect to such criteria and factors; they should also suggest improvements and, for their own products, try proposed modifications.

NSES Content Standard E 
Science and Technology: Abilities of technological design
Grades 9-12, page 192
Evaluate the solution and its consequences. Students should test any solution against the needs and criteria it was designed to meet. At this stage, new criteria not originally considered may be reviewed.