“The single most-needed classroom item.” That’s what teachers called tech materials in our 2016 Tech in the Classroom report, and it’s more true now than ever. In the 21st century, technology skills are vital. But technology can be expensive, and public schools across the country are struggling to stay up-to-date when facing budget cuts. Since 2000, public school teachers have used DonorsChoose.org to fund over 290,000 requests for classroom technology, from tablets to headphones and everything in between. Like all…