Spot the difference puzzles are an enjoyable and challenging leisure activity to do in your free time, and at the same time it is an excellent exercise for your brain. They might seem like the same ...
Spot the difference puzzles are a fun and relaxing leisure activity that is designed to help you spend your free time while giving a small workout to your brain. At first look, the two presented ...
I don't think there's any difference in meaning, although "free of charges" is much less common than "free of charge". Regarding your second question about context: given that English normally likes to adopt the shortest phrasing possible, the longer form "free of charge" can be used as a means of drawing attention to the lack of demand for ...
MSN: Spot the 3 Differences in Girl Riding Bicycle Beat the 19-Second Challenge!
Spot the 3 Differences in Girl Riding Bicycle Beat the 19-Second Challenge!
jagranjosh.com: Spot the 3 Differences in Old Couple Exercising in the Park Beat the 23-Second Challenge!
Spot the 3 Differences in Old Couple Exercising in the Park Beat the 23-Second Challenge!
jagranjosh.com: Spot the 3 Differences in Little Girl Watering A Plant Beat the 59-Second Challenge!