Difference Between Convergent and Divergent Evolution. When considering living organisms, evolution can be defined as the development of differentiated organisms from less differentiated pre-existing organisms over the course of time. There are many sources, which provide evidence to the theory of evolution.
You're apparently differentiating between daycare and preschool, right? Private preschools (about $500 per month for three days per week, 9:00a to 1:00p) typically have a minimum age of 30 months (2.5 years) and potty-trained.
Registration for Kindergarten or First Grade. Age Requirements. To enter kindergarten in the 2016-17 school year, your child must be five years old on or before August 31. For Grade 1, your child must be six years old on or before August 31. You will need to show a birth certificate for your child (or a similar document, such as a passport, that shows birthdate).