Watch Online Free on Watchseries. Sing and dance along to your favourite nursery rhymes of all time with 18 sing-a-long animated nursery rhymes including Itsy Bitsy Spider, Ba Ba Black Sheep, Twinkle Twinkle Little Star, Mary had a Little Lamb and Jack and Jill. These popular, engaging and colourful songs are a must see for pre-schoolers. From BAFTA nominated children's producer Neil Ben.