Its time for some number fun with Numberblocks One to Twenty. These colourful, self-correcting puzzles help children practice counting and learn early math skills.\n\nIncludes 20 puzzles with colourful illustrations\nSelfcorrecting puzzles are the perfect way to introduce counting and number recognition\n\nAges: 3+\nCHOKING HAZARD! Small parts. Not for children under 3 yrs.\n\n(95401)