, Ferenc2024-09-042024-09-042014-06-01Teaching Mathematics and Computer Science, Vol. 12 No. 1 (2014) , 1-161589-7389https://hdl.handle.net/2437/379753In my developmental experiment I tried to fusion the expectations of the Hungarian education and the realistic mathematics education. The duration of this experiment was 33 lectures long. In this article I try to show how were introduced the definition, the rules of logarithm with real life problems and the outcome of the experiment.application/pdfdefinition of logarithmlogarithmical rulesrealistic mathematicsfolyóiratcikkOpen AccessFerenc Váradyhttps://doi.org/10.5485/TMCS.2014.0344Teaching Mathematics and Computer Science112Teach. Math. Comp. Sci.2676-8364