Share this article Share this article ROCKVILLE, Md., Feb. 8, 2021 /PRNewswire/ -- In 2020, most school districts in states that have formal adoptions of new K-12 instructional materials followed a traditional timetable for making decisions about purchasing those materials despite the COVID-19 pandemic, educational business research firm Simba Information found. New adoption spending was projected to be between $600 million and $700 million in the 18 states that Simba considers to be the core adoption market, lower than spending in 2019. Results from major adoption opportunities in 2020 an...