Common Core State Standards
California has adopted the Common Core Standards along with 47 other states. These standards are aimed at helping students become 21st century learners by helping them develop their collaboration, critical thinking, and communication skills.
Language Arts Standards - https://www.cde.ca.gov/be/st/ss/documents/finalelaccssstandards.pdf (slide 17)
Math Standards - https://www.scoe.net/castandards/Documents/parent_overview_math_k-2.pdf
Science - https://www.scoe.net/castandards/Documents/parent_overview_science_k-2.pdf (slide 3)