resources tailored for each student based on assessment results join for free each question in an opened assessment has an instructional resource attached to it that is hand picked to target that exact learning objective . students take quizzes then play videos games to address knowledge gaps whenever they miss a question or try it out for yourself don t just assess improve track your students progress receive detailed results and assign recommended resources tailored to their areas of need . mastery chart chromebooks ipads iphones androids kindles laptops desktops if you use it we support it . we even support single signon for chromebooks . watch the video follow us opened company standards resources grade 2016 opened act assessment technologies learn more resource library help opened inside your current platform status about us press contact blog common core language arts common core math common core social studies next generation science standards videos games assessments homework lesson plans textbook lesson plans kindergarten 1st grade 2nd grade 3rd grade 4th grade 5th grade 6th grade 7th grade 8th grade 9th grade 10th grade 11th grade 12th grade terms privacy sitemap learn more teks for math teks for ela and reading partners learn from any device google classroom 1 common core app 2 common core app learn more take a sample assessment and many if you create assessment content videos or games the best educational resources on the web all in once place . opened s assessments videos games and homework are accurately aligned to standards and sorted by their proven efficacy . opened assessments partners resource library mastery chart here use opened resources seamlessly in most leading educational apps if you are a developer who wants the magic of assessment driven instruction in your app and we will get you set up talk to us talk to us opened s resource library ... ... integrated in every platform resource library log in more contact us learn more more contact us