内容简介
Boardbooksfeaturingperenniallypopularnurseryrhymesandsongs,slidertabs,andcheerfulillustrations.Thesebrightsliderboardbooksburstwithenergy.EachbookcomeswithfiveslidermechanismsandaQRcodethatyoucanscanforbothinstrumentalandvocalversionsofthenurseryrhyme.Littleoneswilllovetolistenandsingalong!,