Doors rolling on the barn-style track obviously need enough wall space to be pushed open on one or both sides. "If your opening is 3 feet, you need 3 feet of wall," Begg explained.

3. Turn Your Doors Into a Talking Point Interior doors don't have to play second fiddle to the rest of your design ideas — they can be the star of the show should you wish.

For the my new book, 100 Ideas That Changed Graphic Design, co-authored with Veronique Vienne (Laurence King Publisher), we each chose 50 that we believe continue to make an impact.

From bold colours to multifunctional furniture, these kids room design ideas by AD List is all about creative living.