No big smiles or other warm joyful expressions. When a person with autism engages in self-stimulatory behaviors such as rocking pacing aligning or spinning objects or hand flapping people around him may be confused offended or even frightened. Red Flags For Autism In 10 Month Old Baby Hand Flapping Head Shake Motor Delay Dx D 12 Months Youtube Come see the very early autism signs we saw in our baby 0-12 months old. . Squeezing a ball or small fidget toy. Hand flapping is usually seen when the child is in a heightened emotional state such as excited or anxious and sometimes even upset. Many believe that children with Autism will engage in hand flapping as a self-stimulatory activity which can be accompanied by other stimming behaviors like rocking andor spinning. Watch those little hands. Hes also been doing a lot of foot twirling this last week. Children with autism are often extremely sensitive to specific sensations and ...