Tactiles

Tactile Protractor

Tactile Protractor

Tactile Protractor In dutch we called this the Brabo, short for Braille boog (arch). This tool allows students to measure […]

Flow Chart

Flow Chart

A tactile model of a flow chart. Flow charts are used to graphically represent a process and the choices, decisions

Triangle Ruler

Triangle Ruler

This is an adapted triangle-ruler for visually impaired students. This model was designed and tested as part of the 3D4VIP

Percentage Calculation

Percentage Calculation

The triangle helps to build the formulas for the percentage Calculation. There are letters and Braille-signs. The triangle in the

Calottes

Calottes

Dome models of pentane isomers The calotte model is a three-dimensional model that is used for the spatial representation of

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