Yes! Here are the written game instructions for all Little Genius Kit games in PDF format:
https://assets.playosmo.com/static/downloads/GettingStartedWithOsmoABCs.pdf
https://assets.playosmo.com/static/downloads/GettingStartedWithOsmoStories.pdf
https://assets.playosmo.com/static/downloads/GettingStartedWithOsmoSquiggleMagic.pdf
https://assets.playosmo.com/static/downloads/GettingStartedWithOsmoCostumeParty.pdf