In spring 2018, California will administer a statewide census field test of the CAST assessment and the California Alternate Assessment for Science, currently under development, to students in grades 5, 8, and high school. Learn what to expect in the overall timeline for the CAST, the test design for the assessment, some item samples highlighting changes in the approach to items for the CA-NGSS from California Standards Test for Science, and about ways to effectively prepare your students for the assessment.