Yes — "both" is a First Grade sight word. Its "th" combined with a long "o" sound makes it worth practicing as a whole word for fast, confident recognition.
Both of my shoes are untied.
"Both" is spelled fairly regularly (long "o" plus "th"), so it's less about overcoming an irregular spelling and more about building automatic recognition for a word used constantly when comparing or including two things at once.
Practice "both" through hands-on comparison — holding up both hands, pointing to both shoes — connecting the abstract quantity word to something visibly countable.
Word Wizard teaches "both" with Flash Cards, Listen & Pick, Spell It, and Write It — four game modes that turn repetition into play.
See "both" with its picture, syllables, and example sentence — with native audio.
Hear "both" spoken aloud and pick it out from similar-looking words.
Build "both" letter by letter from shuffled tiles.
Word Wizard turns sight word practice into a game — Flash Cards, Listen & Pick, Spell It and Write It, from Pre-K through Grade 5.