Super Duper Inc. Catalog is a great sales catalog of special needs toys and tools, particularly related to speech development and oral motor skills.
Their delivery is free and the products are top quality.
Check out their helpful articles about autism on their website.
Legal disclaimer: The tools and recommendations on this website are not intended to replace the information, training, and support you may receive from qualified medical and therapeutic professionals. It is the parent's responsibility to verify the accuracy of recommendations and information before implementing changes that may impact the parent's child.