Chocs and Blocks Activity

Chocs and Blocks is an interactive activity investigating sampling and variability.

This site contains:

Further references

Sharon Gunn. (2011). Towards an understanding of statistical task design. Proceedings of Volcanic Delta 2011: The Eighth Southern Hemisphere Conference on Teaching and Learning Undergraduate Mathematics and Statistics, Rotorua, New Zealand, 27 November - 2 December 2011, p.120 - 128

Sharon Gunn and Anthony Morphett. (2017). An interactive statistical sampling activity with chocolate. 2017 Mathematical Association of Victoria Annual Conference proceedings, p.25 - 30


Chocs and Blocks is based on an earlier activity by Professor Nye John and Dr David Whittaker from the University of Waikato at the end of the last century.

The Chocs and Blocks webpage was designed by Sharon Gunn and Anthony Morphett and developed by Learning Environments and Anthony Morphett, with financial support from the School of Mathematics and Statistics. An earlier Chocs and Blocks website was developed by Russell Jenkins. The Chocs and Blocks setup program was developed by Anthony Morphett. The documentation for teachers was written by Sharon Gunn and Anthony Morphett.