If you have Amazon’s Prime check out these shows in Mandarin Chinese…
Creative Galaxy
Tumble Leaf
If You Give a Mouse a Cookie
Pete the Cat
Scroll down the language list so you can select subtitles and audio.
For the subtitles:
中文（简体） means Chinese-Simplified, the writing system that is taught in our CI classes.
For the audio:
中文（中国）and 中文（台灣 ）are both Mandarin but with regional accents and minor vocabulary differences, much like English (US) compared to English (UK).