[sn9]

Mensa surprisingly has some good age-appropriate book lists linked at the bottom of this page: https://www.mensaforkids.org/achieve/excellence-in-reading/

(At that age, I was a huge Animorphs fan, but some parents might not be comfortable with the violence and gore.)

[octobus2021]

I had no idea Mensa did this, I will give this a try. I'm not sure he's up to all of these, but we'll try and see.