Issue link: https://owlkids.uberflip.com/i/1516652
4 Chickadee Amazing Shadow On September 22 and 23, something special happens at the Mayan ruins of Chichén Itzá in Mexico! As the Sun moves across the sky, a shadow appears that looks like a serpent slithering down the side of the pyramid! Humans are made of 55 to 60 percent water! Nina READER FACT The amount of time it took participants to finish the world's longest hopscotch course! The course stretches over 7.03 km (4.37 mi.) in a state park in Colorado, US. HOURS 2 . 5