At six months or so baby knows what she wants, but just can't say it yet. Until now. Baby sign language is a proven bridge between baby talk and first English, and here's the clearest way to learn it. With pull tabs that demonstrate exactly how to make each sign, My First Baby Signs teaches parents and babies eight essential words: "all done," "milk," "eat," "more," "thank you," "bath," "help," and "bed." Just pull the tab, point to the moving sign,...