Episode 3 - Erastothenes, Prime Numbers and the Circumference of the Earth

In this episode, we learn about the Ancient Greek Polymath Erastothenes! Discover his innovative way of identifying prime numbers and why they're so important. Then learn about how he managed to correctly measure the circumference of the earth in 240 BCE!

Perfect Numbers is the maths podcast for kids! Each episode is full of incredible facts and stories that are bound to inspire your child to love maths as much as we do! Perfect Numbers is brought to you by Think Academy UK (@thinkacademyuk)