Highlights the seven wonders of the world -- the Pyramids of Giza, the Hanging Gardens of Babylon, the Temple of Artemis, the Statue of Zeus, the Mausoleum at Halicarnassus, the Colossus of Rhodes, and the Lighthouse of Alexandria, along with modern day wonders such as the Great Wall of China, The Taj Mahal and the Burj Khalifa.

Students will learn to convert distance measurements into metric units while taking a trip to some of the greatest natural wonders. As they read about the Great Barrier Reef, Monument Valley, the Grand Canyon, Mount Everest, and Victoria Falls, they will consider the geographical greatness of these locations and learn how to convert these naturally-occurring physical feats into units of metric measurement.

Paul Bunyan, his wife, and their children do some ordinary things which result in the formation of Niagara Falls, Bryce Canyon, and other natural monuments.

"In a very deep cave in Mexico, massive crystals grow much larger than a human. Cave of Crystals looks at when and how these crystals formed and what the future looks like for these formations." -- Amazon.

Fish, turtles, and many other creatures make their home among a huge coral reef off the coast of Australia. Great Barrier Reef looks at when and how this reef formed and what the future looks like for the massive ecosystem. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, infographics, a glossary, additional resources, and an index. Aligned to Common Core Standards...