The purpose of the present research is to develop a visual-spatial ability test (VSAT) for primary school children. Visual-spatial abilities allow processing of information about an object in terms of shape, colour, texture, perspective, and rotation. The visual-spatial test includes items-tasks for the participants to process information about…

In view of the potential benefits that computers can bring to older adults, it is advantageous that they acquire a basic understanding of computer function. During the COVID-19 pandemic, it became necessary to register for vaccines online, and this posed a problem for some older adults who were neither knowledgeable in using computers nor had…

Intellectual ability is assessed with the Spot-the-Word (STW) test (A. Baddeley, H. Emslie, & I. Nimmo Smith, 1993) by asking respondents to identify a word in a word-nonword item pair. Results in moderate-sized samples suggest this ability is resistant to decline due to dementia. The authors used a 3-parameter item response theory model to…