READ MORE: She explained she once set up an accident for Iona so she could learn how not to go down a staircase.The mother-of-two explained that she once set up a cushioned landing with dog beds at the bottom of four stairs, and let her daughter fall instead of intervening as she attempted to crawl down them headfirst.Marina wrote: "I was obviously there to catch her and make sure she didn’t hurt herself, but the shock frightened her."She cried for a bit but it was the last time she tried to go headfirst down the stairs," she added.Marina and husband Ben share two children together, Ludo, 12, and Iona, 11 and they have been married for 16 years.She added that she and Ben gave the children whittling knives last Christmas."[They] provided them with hours of entertainment while the (superficial) cuts taught them much better than we could have done to respect knives," she said.Ben also believes in teaching his kids to do things the hard way; once giving them a lesson on how to start a fire with a magnifying glass.He said in an interview with The Independent in 2017 : “My five and seven-year-old have got knives, whittling knives, they’ve got a sharp blade...to whittle wood.Ben Added: “We make fire.They do everything.
