It's possible you're misremembering the name of the release or its content. Here are some possibilities:
* "Ni Hao, Kai-Lan" is a TV show, not a specific album. It's possible you're thinking of a soundtrack album for the show, which could have featured the songs you're looking for.
* The release date might be inaccurate. It's possible the release occurred before or after 2008.
* The specific title "Rhyme Time" may be incorrect. There might be another title or name associated with these specific rhymes.
To help identify the release you're looking for, please provide more information, such as:
* The specific songs or rhymes included in the release.
* The format of the release (e.g., CD, DVD, digital download).
* Any other details you remember about the release.
With more information, we can hopefully help you find the release you're looking for.