Find 3 differences between the grandmother knitting sweater pictures in 15 seconds!

The image above shows a granny on a sofa. She's knitting a sweater. Readers have 15 seconds to find three differences between the two photographs.  

Your time begins! Some distinctions are obvious, while others take close inspection.  

Readers must focus well to see the variations between the two photographs.   

Such exercises may increase focus and memory brain regions, according to research. Therefore, practicing these activities improves concentration and memory.  

How many of you found all the differences in time? Congratulations to readers who noticed all the distinctions.  

Those that missed answers can practice such challenges to improve their observation skills. Readers can check their responses with the solution above.  

Also See

Optical Illusion: Find S among the numbers in 4 seconds!