https://www.kidzsearch.com/kidztube/heres-what-caffeine-does-to-your-body-and-brain_ea93fa825.html

https://www.kidzsearch.com/kidztube/why-americans-don%E2%80%99t-eat-enough-vegetables_1f1101e19.html

https://www.kidzsearch.com/kidztube/are-spotty-fruits-and-vegetables-safe-to-eat-elizabeth-brauer_e4f40f21b.html

https://www.kidzsearch.com/kidztube/introverts-vs-extroverts-what%e2%80%99s-the-difference-ft-anthony-padilla_22bbb9f22.html

https://www.kidzsearch.com/kidztube/playlist/CE0A4F1C6830/all

https://www.kidzsearch.com/kidztube/playlist/0618C04042B5/all

https://www.kidzsearch.com/kidztube/the-nucleus-crash-course-chemistry-1_d5f52fbbb.html

https://www.kidzsearch.com/kidztube/playlist/691D83510797/52f5c807b

I searched "manga" on Kidzsearch and got nothing.