That's his Achilles heel. It felt like I was lost in a labyrinth! She has the weight of the world on her shoulders. You opened a real Pandora's box with that move! We're all familiar with these idioms. But where did they come from? Find out with this beautifully illustrated series. Each title tells the tale of a popular Greek myth—perfect guides on the quest for knowledge! Aligned to Common Core standards and correlated to state standards. Graphic Planet is an imprint of Magic Wagon, a division of ABDO.