In 2015, spending on hardware for educational purposes amounted to $15 billion, an increase of 7 percent from 2014,.
The researchers found that products chosen forclassrooms differ markedly. In countries where teachers continue to stand in front of the class for instruction, display devices are more prevalent. That accounts for the fast growth of interactive flat panels in China, and interactive whiteboards in Spain, Italy, and Russia.
In Germany, so-called “visualizers” are popular. These devices take images of documents and project them onto a screen.
A version of this article appeared in the April 27, 2016 edition of Education Week as Digital Education