Description:CK-12 Life Science For Middle School covers: Cell Biology, Genetics, Evolution, Prokaryotes, Protists, Fungi, Plants, The Animal Kingdom, The Human Body, and Ecology.
Description:An introduction to physical science covering: matter, chemical properties and reactions, motion, forces, energy, sound, waves, light, and magnetism.
Description:CK-12 Physics - Intermediate is a high school FlexBook resource covering all standard high school physics topics with mathematical rigor and detailed examples.