There's a LOT to be found using open search algorhythms like Google, especially in the field of early childhood education *. But the problems with that are:
If you want to try this, some tips to overcome those problems are:
* Many educators are committed to the concept of Open Educational Resources and Open Access publishing; and it is possible to find articles, book chapters, and even entire ebooks online at no cost to you, like this resource from Australia
Nolan, A. and Raban, B. 2015. Theories into Practice: Understanding and rethinking our work with young children. Teaching Solutions [AU].
Online resources are the best source for up-to-date statistics. In addition to using the databases linked from our library webpage on statistics, these may also be useful:
Go to this URL: scholar.google.com