Developmental Milestones- This information is from the CDC website. This provides you with clickable ages for development information so you can understand typical development milestones. Many children with disabilities have atypical development thus the reason for early identification is so important. Special education law protects children from birth into adulthood.
The Individuals with Disabilities Education Act (IDEA) is a federal law that created rules and guidelines for special education. The law gives eligible children with disabilities rights to the specially designed instruction and individualized services and supports they need to benefit from public education. The IDEA has six foundational principles, which are outlined at this link.