Where should you document a patient's preferred learning method if they like to learn by watching videos?

Documenting a patient's preferred learning method in the Patient Education Assessment is the most appropriate choice because this section is specifically designed to capture information about how patients learn best, along with their educational needs and preferences. The Patient Education Assessment focuses on understanding a patient's unique learning style, and noting that they prefer to learn by watching videos aligns perfectly with this purpose.

Including this information in the Patient Education Assessment ensures that healthcare providers can tailor their educational strategies to meet the patient’s preferences, thereby enhancing the effectiveness of the education and promoting better health outcomes. This method of documentation allows for a systematic approach to patient education, making it easier to revisit and utilize during future interactions with the patient.

The other options, while they may seem related to documentation, do not serve this specific purpose in the same way. Flowsheets are typically used for monitoring vital signs or fluctuating clinical data, Care Plans focus on the comprehensive plan of treatment rather than individual learning preferences, and making a note might not ensure that the information is systematically integrated into the patient's ongoing educational strategy.