A look at how the idea of combinations and multiplication are used across the KS3 National Curriculum and GCSE Computer Science curriculum.
Links:
Presentation: https://www.advanced-ict.info/theory/NC/documents/combinations.ppsx
Range of values: https://www.advanced-ict.info/mathematics/range.html
Sampling: https://www.advanced-ict.info/interactive/sampling.html
Where is 100000: https://www.advanced-ict.info/interactive/where_is.html
Basthon: https://console.basthon.fr/