These look like awesome fun for those wintery, rainy days. Hobbycraft sell Colour-In Cardboard Kits and have most of them half price just now. Their name doesn't sound too exciting, but you can make a playhouse or a pirate ship or other cool things.
The Hobbycraft Colour-In Cardboard Pirate Ship* was £7 and is now only £3.50.
Here are some other Colour-In Cardboard Bargains: Colour-In Cardboard Fairy Playhouse* was £15 now £7.50, Colour In Cardboard Castle* was £15 now £7.50, Colour In Cardboard Rocket Playhouse* was £15 now £7.50 and Colour In Cardboard Shop Playhouse* was £15 now £7.50.
The Colour-In Cardboard Christmas Tree*isn't reduced but it's only £10 and would be great for in the children's room.
You can Click and Collect your order from a Hobbycraft store near you for £1 or opt for delivery at £3.50 (FREE when spending £30+).