Different resources of strategies are compiled here. Learn about the Four Rs of Trauma-Informed Care to the Six Principles of Trauma Informed care; all research based strategies you can use in your classroom.
https://www.nctsn.org/sites/default/files/resources//child_trauma_toolkit_educators.pdf
https://www.beyondconsequences.com/the-trauma-informed-school
https://www.cdc.gov/cpr/infographics/6_principles_trauma_info.htm