Yes — "in" is a Dolch Pre-Primer sight word. It follows regular phonics rules, but it's taught for instant, automatic recognition because it appears so often in early reading.
The cat is in the box.
"In" is a simple, regular short-i word, but as a core preposition it appears constantly in early books — recognizing it instantly keeps a young reader's attention on the story instead of the mechanics of one small word.
Pair "in" with its opposite, "out", so your child learns them together as a matched set of position words.
Word Wizard teaches "in" with Flash Cards, Listen & Pick, Spell It, and Write It — four game modes that turn repetition into play.
See "in" with its picture, syllables, and example sentence — with native audio.
Hear "in" spoken aloud and pick it out from similar-looking words.
Build "in" 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.