It was an Earth satellite that started the space race between Russia and the United States. Russia sent Sputnik 1 into space in 1957, and the U.S. responded with Explorer 1 in 1958. In this… More →
Grade 5
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Hashima, Japan’s sea walls give it the appearance of a ship lost at sea. This look is the reason for the Battleship Island nickname. In this title, reluctant readers will also see Battleship… More →
General Motors brought the first factory robot to life in 1961. The 4,000-pound assembly-line robot was named Unimate. It proved it could build cars twice as fast as humans could! In this… More →
The brotherly trio of George, Charles, and Edward Parker built the Parker Brothers game brand. George, the youngest, was the inventor of the bunch. His board game Banking set the company in… More →
The city in the clouds, Machu Picchu, has an air of mystery surrounding it. Historians know the site belonged to the Inca Empire, but they do not know much else. In this book, reluctant… More →
The MQ-1 Predator drone served the U.S. military well for over two decades. The flying robot’s early missions were surveillance and reconnaissance. But in time, the drone became armed with… More →
Because the ocean biome is the biggest biome in the world, it’s not hard to believe that it is packed with many interesting creatures. Aspiring young paper engineers will enjoy making crafts… More →
The Hubble Space Telescope is a lens for discovering the hidden secrets of outer space. The tool has zoomed in on unknown galaxies! This book gives young readers a close-up of the Hubble… More →









