Suitable for children ages 8 and up the National Geographic Planet Earth Day/Night 14-Inch Diameter Tabletop Globe will answer the questions that have always puzzled you. Have you ever wondered why people in Alaska experience days of complete darknes s or daylight? Have you ever wondered why the International Dateline has such significance for the business world? The Planet Earth Day/Night Globe can answer these questions and many more.This 14-inch diameter globe depicts a political map of the wo rld with classic blue oceans and vibrantly colored countries. When illuminated it becomes a physical map. This unique educational tool also shows day and nighttime for any time date and location in the world. It can be manually adjusted both forward and backward to reveal past present and future hours of daylight and darkness for convenient demonstration. A pinpoint light even shows the actual location of the sun throughout the year. Unique twilight rings depict the three zones of dawn and dusk. Beautifully conceived by the expert cartographers at National Geographic this superb learning tool is fun and easy to use. It sits perched atop a round metal base with a matte brass finish. A matching full meridian completes the look. This globe come s with a detailed instruction booklet and a certificate of authenticity.Are you giving this globe as a gift or would you like to commemorate a special occasion? Now you can get this globe with an engraved brass plate with up to 75 characters of text. Simply choose the Engraved option and enter your text in the Personalization box.About National Geographic GlobesNational Geographic globes are among the finest ever offered. Combining beauty and functionality these extraordinary globes are built to last. They have been developed by a skilled team of designers and cartographers. No one knows the world like National Geographic.Globe FAQsSee our Globe FAQs