I moved it from the airing cupboard a couple of weeks ago and put it on top of the bathroom cabinet (where the cats can't get it!) and we now have 4 very arresting bright red flowers from one stem and the second stem is starting to blossom too.
As dd1 has croup and it is cold and raining outside Nature Study Friday is being held indoors! So, under strict supervision and whilst the cats are blissfully sleeping I have brought the beautiful amaryllis downstairs for closer inspection. We have observed that each flower has 6 petals and either 6 or 7 stamen with powdery pollen (some of which is still on the bathroom wall!). We have looked at a very old, second-hand copy of The Usborne Complete First Book of Nature to learn the names of the parts of the flowers and then we drew them: