Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
Building Blocks is a 2005 set of Sesame Street soft books. The four books, Colors, Shapes, Opposites and Numbers, highlight the most very important early basics of a child's learning activities. Each book has a surprise soundmaker inside that makes a crinkle, a rattle or a squeak.