Resumo

AXT, Rolando; BONADIMAN, Helio  e  SILVEIRA, Fernando Lang da. The use of plastic book binding 'spirals' as springs. Rev. Bras. Ensino Fís. [online]. 2005, vol.27, n.4, pp. 593-597. ISSN 1806-1117.  http://dx.doi.org/10.1590/S1806-11172005000400013.

In this paper we describe how plastic book binding 'spirals' can be used to substitute the usual steel springs to perform a set of interesting laboratory teaching activities for secondary schools.

Palavras-chave : laboratory teaching; low-cost materials; elasticity; mechanical oscilations.