In New York State, if your children are pre-school there is no reporting or recording until the year they turn 6 on or before Dec. 1st.
Meanwhile, you can work on pre-reading/reading skills, general support of educational growth and development, field trips, and begin reading and exploring the world of home-education.
PCC LEAH is a support network for Christian homeschooling families. You can join at any point in your homeschooling journey. Membership is for the school calendar year, forms are located here. Membership provides you with a network of families (100+), regular email communications, opportunities for field trips, moms support, regular chapter meetings, and other benefits.
There are other homeschool support groups in the greater Rochester area.
You should familiarize yourself with NYS laws on homeschooling.