The document discusses how teachers are using technology in the classroom to engage students and assess learning. It describes how a science teacher uses response cards and PowerPoint presentations with polling questions to gauge student understanding. The system allows students to see how their answers compare to peers, which motivates them. It also discusses how a school district integrates technology starting in kindergarten, and how digital microscopes can help students learn science concepts and allow teachers to assess performance through collected images. Overall, the document advocates for the use of educational technology to improve teaching methods and keep students engaged.