Grantham dad on mission to run distance to International Space Station | Updated: 10:02, 15 February 2021 A Grantham dad has taken home schooling one step further by attempting to run the distance to the International Space Station. Mark Bennett came up with the idea after being inspired by his daughterâs school topic on space travel. Poppy, who is in Year 1 at Poplar Farm School, in Grantham, has been enjoying learning all about space this term. Space project. (44283079) Determined to get involved, dad Mark has embarked on a virtual running challenge to run 250 miles â the distance to the International Space Station â throughout February, to also raise some funds for the school.