The ASL-CDI 2.0 is an updated American Sign Language adaptation of the MacArthur Bates Communicative Development Inventory. It is an assessment of early vocabulary knowledge in children learning American Sign Language.
Stories told in sign language by fluent Deaf storytellers. Easy & accessible navigation designed for children. Page-by-page sign language videos supporting the printed sentences text. Rich interactive narrative with direct English to ASL vocabulary video translation. 120+ new vocabulary words with each app. Parents can learn new ASL signs along with their child.