Scratch Coding: https://scratch.mit.edu/projects/editor/?tutorial=getStarted

Scratch Jr.: https://www.scratchjr.org/learn/interface (great for beginning coders)

Hour of Code: https://hourofcode.com/us/learn

Lightbot: https://lightbot.com/

Kodable: https://www.kodable.com/ (great for beginning coders)

Coding Glossary for Kids: https://www.smartadvocate.com/News/Blog/software-programming-and-coding-glossary-for-kids (credit to Amber, thank you!)