If you happen upon this blog, you may find Sofia and Lucia DeGraff's poems and jokes they said and wrote before they were 6 years old for cheap on Amazon.
https://www.amazon.com/Sofia-Says-DeGraff/dp/1533360847
https://www.amazon.com/Lucia-Says-Ana-DeGraff/dp/1979794723/ref=sr_1_1?crid=2YEM0C3VGMAMY&keywords=lucia+says+degraff&qid=1644960726&s=books&sprefix=lucia+says+degraff%2Cstripbooks%2C78&sr=1-1