This math unit from Illuminations allows students to examine geometric sequences and exponential functions through the example of the placement of frets on stringed instruments. The unit includes two lessons,...
In this learning object from Wisc-Online, students will examine ratios and proportions. The unit's activities include defining ratios and proportions, simplifying ratios, solving problems using proportions and answering...
This simulation provides practice on estimation of relative sizes. The user must estimate the relative lengths, areas, or volumes of objects. This activity builds student abilities to understand ratios and the scaling...
This site provides a PowerPoint presentation, created by Dr. Elizabeth Garrett-Mayer of Johns Hopkins University, of a lesson and examples of point estimation, odds ratios, hazard ratios, risk differences and precision....
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