https://ed.ted.com/lessons/how-exactly-does-binary-code-work-jose-americo-n-l-f-freitas

The above resource is a TedEd video that may be useful when introducing or the idea of binary in a professional learning context. This resource introduces a number of concepts that may be explored in greater depth after viewing the video. There is also a short quiz and a ‘Dig Deeper’ section with many helpful links for extending your knowledge of this topic. This video is definitely not intended for primary school students but may be useful for teachers who want to know a little more about binary and data representation in general.