School Bus Differences

I bet these kids did not eve nthink ,when they took the shoo bus this morny, they the would be enjoyn the advnrue of their lives. Thy would need just one more member to their tam sqad, you know one yong taltne detecive ti hilm them slve their mission on theri ay to svool: tracking down the hidden differences on their way there. So ready to get yor perspcity exercised scanning really carefuly those tiny friends' school clothes, the school bus i nthe background and so on...