I like this simple and cheery child's bedroom from Australian designers Arent & Pyke, which can be recreated with a few easy-to-source elements. Photos by Anson Smart.

Above: The flexible Bookworm Shelf by Kartell in matte white; $425 for short and $732 for the medium length at Y Lighting.

Above: The Inke Birdhouse Lamp is handmade in Leiden, the Netherlands, by Inke Helland, a Dutch carpenter, who uses 100 percent salvaged French oak. The base is frosted acrylic, through which light is emitted, and the front panel can be removed for lightbulb changing. $300 only at Enfant Terrible.

Above: The Inke Wallpaper Menagerie and Tree Silhouette is made from handcut designer and vintage wallpaper (includes the trunk, 84 leaves, and comes packed in a tube complete with brush and wallpaper paste). $300 at Enfant Terrible.

Above: The World Map Wall Mural (13 feet wide and 8 feet 8 inches tall) is $149.95 at Environmental Graphics. See more map ideas at Accessories: Maps as Children's Room Decor.

Above: Ero/S/ Swivel Chair by Kartell in transparent light green; $485 at Y Lighting.

Above: A less expensive chair alternative is the Jakob Chair; $139 at Ikea.

Above: 100% Cotton Vintage Solid Percale Bedskirt with 14-inch drop in faded orange; $45 for the twin size at the Company Store.

Above: Duncan Stripe Duvet Cover; $119 for twin at Pottery Barn.

Above: The Linnarp Desk is made of solid wood and measures just shy of 20 inches deep and 46.5 inches long; it’s also available in a black finish; $119 at Ikea.

Above: Y Lighting carries the Tolomeo Micro Table Lamp - Color Series in yellow, gray/blue, black, bronze, and orange; $280.