BBC Teach

Super Movers French greetings and Virtually There: France which is a ten-part series covering French vocabulary, grammar and pronunciation.

https://www.bbc.co.uk/teach/ks2-french/zr4qf4j

BBC Bitesize KS1 French

https://www.bbc.co.uk/bitesize/subjects/zr8jmp3

BBC Bitesize KS2 French

https://www.bbc.co.uk/bitesize/subjects/z39d7ty

Crickweb

Crickweb has all kinds of online learning games but this page is specific to French.

http://www.crickweb.co.uk/ks2french.html