character: Archimedes
topic: Famous scientist known for his work in mathematics and physics, he invented the Archimedean screw and made significant contributions to geometry.
grade: 4
subject: History
Learn Actions
Save Share Share this Chapter https://www.yourstory.education/learn?character=Archimedes&topic=Famous+scientist+known+for+his+work+in+mathematics+and+physics%2C+he+invented+the+Archimedean+screw+and+made+significant+contributions+to+geometry.&grade=4&subject=History
Copy Link Search Create Preview
character: Eratosthenes
topic: Mathematician and astronomer who calculated the circumference of the Earth and invented the concept of latitude and longitude.
grade: 4
subject: History
Learn Actions
Save Share Share this Chapter https://www.yourstory.education/learn?character=Eratosthenes&topic=Mathematician+and+astronomer+who+calculated+the+circumference+of+the+Earth+and+invented+the+concept+of+latitude+and+longitude.&grade=4&subject=History
Copy Link Search Create Preview
character: Hipparchus
topic: Astronomer who created the first comprehensive star catalog and made advancements in the understanding of celestial motion.
grade: 4
subject: History
Learn Actions
Save Share Share this Chapter https://www.yourstory.education/learn?character=Hipparchus&topic=Astronomer+who+created+the+first+comprehensive+star+catalog+and+made+advancements+in+the+understanding+of+celestial+motion.&grade=4&subject=History
Copy Link Search Create Preview
character: Ptolemy
topic: Geographer and astronomer known for his work, the 'Almagest,' which greatly influenced astronomy in the Western and Islamic worlds.
grade: 4
subject: History
Learn Actions
Save Share Share this Chapter https://www.yourstory.education/learn?character=Ptolemy&topic=Geographer+and+astronomer+known+for+his+work%2C+the+%27Almagest%2C%27+which+greatly+influenced+astronomy+in+the+Western+and+Islamic+worlds.&grade=4&subject=History
Copy Link Search Create Preview