One of the biggest pieces of my job is talking to parents about their child's development. Many of the conversations I have are around what is typical and when should skills be developing. The following links are resources for parents to help determine if their child's development is moving along a normal continuum.
www.abaresources.com/pdf/finemotor.pdfhttp:/ (fine motor development)
www.abaresources.com/pdf/language.pdf (speech and language development )
www.abaresources.com/pdf/grossmotor.pdf (gross motor development )