We found 22 resources with the concept eratosthenes
Eratosthenes: Geographer and MathematicianLesson Planet
4th - 5th CCSS: Designed
Mathematicians can be famous, too! Introduce your class to Eratosthenes with a reading passage. After they complete the passage, learners respond to five questions, some of which require opinions and others reading comprehension skills.
Countdown Challenge: Prime & Composite Numbers: Sieve of EratosthenesLesson Planet
7th - 8th
In this prime and composite worksheet, students use the Sieve of Eratosthenes to identify prime numbers. They identify given factors in a list. This one-page worksheet contains a list of 100 numbers. Following a given process, students...
Prime Numbers and Prime FactorizationLesson Planet
7th - 10th
Clarify prime numbers, composite numbers, and prime factorization with this worksheet. After looking over definitions, working through prime numbers, and making composite numbers, learners are introduced to prime factorization and the...
Looking into Eratosthenes' Radius of the EarthLesson Planet
9th - 12th
Students, in small groups, research Eratosthenes and his calculations of the Earth's radius. They write a summary of the person, the experiments and his calculations to determine how accurate Eratosthenes was in his estimations of the...