Example "Unpacking DCI" 8.PS2.5
CK-12 Open Education Resource (OER) https://www.ck12.org/teacher/
PHET - Interactive Simulations https://phet.colorado.edu/en/simulations/category/new
The Concord Consortium Resources https://concord.org/resources/
Links to K-12 Framework for Science Education, TN Science Standards and Grade level reference guides