State science specialists reported on state policies on new assessments including a timeline and plans for new or revised science assessments aligned to new standards. The data in the linked table below show that 36 states have a specified date for new science assessments to be operational. Fourteen state's development timelines call for science assessments to be in place by 2019, 13 in 2020, 2021 or 2022, and 8 states indicated that they administered new assignments in 2017 or 2018. Fifteen state education agencies reported they are collaborating with other states for development of assessment plans and items.

State Plan for New Science Assessments, 2017-18 

The comments from state specialists summarize the approach of state agencies in developing the new science assessments, such as development of a system of assessments.