This text examines is written for K-12 educators and others who have little background in school law and need to know the sources of law under which educators operate. It focuses on an understanding of legal rationale and principles that inform practice. Relevant case law, statutory law, constitutional provisions, and commentary are provided to develop a basic understanding of school law issues and the legal rationale underpinning such law. Broad legal concepts such as due process, equal protection, freedom of expression, the wall separating church and state, and reasonable search are stressed to help professional educators gain a better understanding of the legal landscape in which they operate.