A collection of materials
Create Digital mkt plan (more for learning and clarity) https://venngage.com/blog/social-media-plans/#:~:text=A%20social%20media%20plan%20is,you%20can%20do%20it%20too!
Certification https://learndigital.withgoogle.com/digitalgarage/course/digital-marketing
Design critique loop (more for uiux) https://learndigital.withgoogle.com/digitalgarage/course/digital-marketing https://www.toptal.com/designers/product-design/productive-design-critique-guide
Readings (see UI components, may strike interest) https://uxdesign.cc/a-list-of-design-concepts-every-ux-ui-designer-should-learn-7e2d8412b391
Design critique loop https://learndigital.withgoogle.com/digitalgarage/course/digital-marketing https://www.toptal.com/designers/product-design/productive-design-critique-guide
Another Collection of readings: https://uxdesign.cc/a-list-of-design-concepts-every-ux-ui-designer-should-learn-7e2d8412b391