Educational: Technology

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50 Space Missions that Changed the World

Since the first space mission in 1957, there have been many pivotal missions that have made new discoveries and pushed the boundaries of our knowledge. 50 Space Missions that Changed the World revisits ...


Super Explorers take you deep into space to see the planets in our Solar System and beyond! Our Solar System has eight planets, five dwarf planets, and many minor planets. Most planets have at least one ...


By (author) Michelle Mulder
Categories: Educational: Technology
Series: Orca Footprints

Did you know that cars can run on french-fry grease or that human poop can be used to provide power to classrooms? Kids in Mexico help light up their houses by playing soccer, and in the Philippines, ...