Picture Puzzle IQ Test: Find the mistake in the kids playing picture in 4 seconds!

Children are seen having fun with different colored balloons in the picture posted above, which features a rainbow in the sky.  

Readers are challenged to identify the one error in this image within four seconds.  

This attention to detail brainteaser task will put you to the test. This is the beginning of your time! Examine and comprehend the image thoroughly.  

Time is running out, so hurry up. Look closely at the picture; you may be almost there in identifying the error.  

The time is up. Congratulations to the readers who were able to identify the error.  

The rainbow's colors are not shown in the correct order in the image; violet should be shown before indigo.  

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