Kate Middletonand her family may live in a palace, but she wants her children outdoors in their garden “rain or shine.”

The royal mom says she encouragesPrince George,Princess CharlotteandPrince Louisto spend time outside whatever the weather, believing “it encourages creativity, confidence.”

“Even a short amount of time — 10-15 minutes outside — makes a huge difference to both physical well-being but also to our mental well-being,” she says in a new interview on CBBC’sBlue Peter.

Kate Middleton appears onBlue Peter.BBC Pictures

Duchess of Cambridge

She has also created a special collection of outdoor activity cards to go with the garden. Two runners-up will also get to design their very own Blue Peter activity card to celebrate the unique garden.

Kate Middleton onBlue Peter.BBC Pictures

Duchess of Cambridge

Duchess of Cambridge

VIDEO:Kate MiddletonParticipates in Den Building on Blue Peter

Her garden will evolve as it is moved to Hampton Court Palace’s flower show in July and then onto Wisley in the fall, a royal source says. It will permanently stay at Wisley after it is installed.

Earlier this week, on an outing withPrince William, Kate told wellwishers in Keswick that she recentlybrought her children to the Lake Districtfor a few days of walking and playing along the hills.

Prince George and Princess Charlotte.Matt Porteous/Kensington Palace via Getty

Princess Charlotte and Prince George

The competition is open from Thursday, June 13 until noon on Tuesday, June 25. For more details, visitwww.bbc.co.uk/BluePeter.

source: people.com