As ever, Novak Djokovic enters the tournament as the elusive and unpredictable spoiler. capable of beating anyone on a good day; capable of being upset by a wily upstart on a bad day. First-round matches to keep an eye on. Gregor Dmitrov vs ...Coco vs ... .
Given that there are 33 cells in the grid, can you cover it with 11 of these tiles? If not, why not? ... Can you find a different way to cut the left-hand shape into four pieces that can be rearranged to ...
If you love science and have a flair for the arts but do not know which to choose, consider dentistry. After all, dentistry combines the science of healing with the art of aesthetics. Read full story ... .