https://www.abcya.com/spanish_vocabulary.htm

https://arbolabc.com/

https://kidworldcitizen.org/2015/03/26/spanish-games-and-apps-for-kids/

https://esp.brainpop.com/

https://www.uniteforliteracy.com/

https://www.duolingo.com/

Word/Definition Matching:

https://www.learninggamesforkids.com/vocabulary-games/foreign-languages/spanish-english-word-match.html

Letters, Numbers, Colors:

https://www.123teachme.com/learn_spanish/spanish_for_children

Great for practicing situational Spanish use:

https://www.hello-world.com/languages.php/?language=Spanish/