ISAT test is a IQ test. Its a long test that takes 3 hours to complete. The test is rather difficult, and you'll need to get at least 90% percentile to stand a chance to get a place. If i remember correctly, the uni that requires this test is UWA.
Welcome to my scrap book. These are collections which I gather when I browse the internet. The contents are copied from the websites and blogs I visited daily and are for my reference. None of them is my own. Hope you enjoy them as much as I do.