Since the link for the original is already posted - here's
the booty link to those toys and a few more of the same creator
It is a bit tricky to find them without knowing where to look (under furnishing, mixed up with the object sets). I had troubles the first time I wanted to find them, too...
Oh, and have you seen
this set? It has got a lot of new skillbuilding stuff for toddlers, even puzzles
Solfal at TSR has got a lot of different types of toys, too. some of it is skillbuilding, and a lot of the things has "new" animations too - not just the maxis logic/charisma/music animations. (
booty link)