LEGO® descripts the set 31010 - Treehouse as follows:
Build your very own 3-in-1 Treehouse hideaway!
Create your very own treetop hideaway with the 3-in-1 LEGO® Creator Treehouse! Open the secret trapdoor and climb up the fold-down ladder. Use the gray bucket to lift supplies up with the winch. Fill the red bucket with water and tow it up to keep unwanted guests away. This detailed playhouse includes a yellow wagon for transporting all your favorite things to your treetop hideaway, a hollow tree for storing your secret treasure map and a dog. Remove the roof for easy access to the storage area and sleeping bag, or detach the entire Treehouse. Rebuild into a cute lakeside hut with a jetty and pizza oven or a 2-story farmyard barn with a garden and wheelbarrow using the supplied alternate building instructions. Includes a child minifigure.
• Includes a dog and a child minifigure
• Features 2 tree trunks, detachable Treehouse with detachable roof, secret trapdoor with lock and red bucket trap, fold-down ladder, gray bucket with winch and storage area with a sleeping mat
• Accessories include a pizza, telescope, flag, yellow wagon and a walkie-talkie
• 3-in-1 model: rebuilds into a lakeside hut or farmyard barn
• Hide the treasure map in the hollow tree
• Explore the night sky with the telescope
• Lift off the roof to play inside
• Lakeside hut features a small jetty, removable roof and a pizza oven
• Barn features a winch with bucket, upper level with ladder access, large wheelbarrow and a garden
• Measures over 7" (18cm) high, 6" (17cm) wide and 4" (12cm) deep
• Lakeside hut measures over 3" (10cm) high, 6" (17cm) wide and 4" (12cm) deep
• Barn measures over 4" (11cm) high, 4" (12cm) wide and 4" (12cm) deep
additional building instructions for LEGO® 31010 Treehouse