With the PhET simulation Ratio and Proportion, learners can explore finding and ... descriptive terms, etc.) in grounding their learning and accomplishing the bimanual coordination task.

Building on the design of the PhET sim Ratio and Proportion, we created four sensory extension devices to investigate and broaden the ways to explore challenge ratios. Each sensory extension device ...

Simplify \(6:1.5\). A room has to be painted blue and yellow in the ratio \(2:3\). Express the proportion of the room that has to be painted in each colour as a fraction. There are five parts in ...