Welcome! Glad you joined - this is a great hobby for family, though at that age make sure they can't reach sump or anywhere they can drop items into your tank's water. About 10+ years ago one of my nieces decided to 'punish' a fish after hearing her parents talk about fish - she dropped in enough salt to wipeout tank (didn't help that it took a while for my sister to figure out what had happened, which also contributed to the severe result).
Have you considered starting your build thread? I found its a great place to document my tank's evolution for myself. Like you, I started tank first then joined, so I'm still finding myself going back collecting pictures & updating historically as well as current state. Once you create your first post in your thread and link it to your account, they will give you build badge (look left, under my ID h