Signs Used Regularly
Daddy, Drink, Milk, Please, Book, Again, Ball, Cheese, Avacado, Fish (he does this for goldfish crackers and crackers in general now), Hot, Cold, Cat, Baby, Bird, Dog, Car ride, Tired/Bedtime, Teletubbies (he made this one up), Elephant, Boat, Bath, Computer, Shoes, Chair, Table, Frog, Pig, Yummy.
Signs Used When Prompted
More (he favours "again"), Thank you, Cracker, Monkey, Lettuce, Cookie (his speech therapist's name is Cookie!).