1. Australian Labor Party. (2009).An Education Revolution for Australia’s Future. Retrieved November 4, 2009 from http://www.alp.org.au/platform/chapter_05.php.
2. Australian Labor Party. (2007).New Directions for our Schools: A National Action Plan on Literacy and Numeracy. Retrieved from parlinfo.aph.gov.au/parlinfo/download/library/partypol/2RP06/2rp062.pdf
3. Australian Association of Mathematics Teachers & Early Childhood Australia. (2006).Position paper on early childhood mathematics. Retrieved October 10, 2009 from http://www.aamt.edu.au
4. Australian Curriculum, Assessment and Reporting Authority (ACARA).National Assessment Program-Literacy and Numeracy. Retrieved August 3, 2010, from www.naplan.edu.au.
5. Casey, B. M., Andrews, N., Schindler, H., Kersh, J. E., & Alexandra, S. (2008). The development of spatial skills through interventions involving block building activities.Cognition and Instruction, 26(3), 269–309.