Congrats Rod. Chloe looks like she will be a fine help, and of course it's good to have two for company and cross learning.
This may or not be the place to share this anecdote. My granddaughter is 7, her brother is 6. One day she decided to point ot the fact that "Kaleb, you may be bigger,,, but I am older!
Enjoy your new addition and the new rays of sunlight that will come with him.