References

Lowe, N.K. (ed.) (1988) Games and Toys in the Teaching of Science and Technology. Paris: UNESCO.

Primary Resources (undated) ‘Electric circuit beetle drive’ (online). Available from: http://www.primaryresources.co.uk/ science/ electricbeetle.html [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] (accessed 4 August 2014).