The most basic way to build a fort is to build a lean-to. Find a large, sturdy tree with a decent amount of clear space around it. Find long sticks and branches; ones with leaves will provide the best coverage! Prop the sticks up at a 45-degree angle against the tree for a simple fort! via
How do you build a fort outside with sticks?
Step 1: Find a Nice Spot. Find a tree or two near one another preferably with forks near the base.
Step 2: Clearing. Rake the leaves and other debris away from the trees in a small clearing.
Step 3: Collect and Frame. Collect a bunch of thin stick twigs and branches.
You can make your fort with everyday household items like blankets, sheets, chairs, and curtain rods. Start by building a fort frame. Then, close off your fort to the outside world by draping blankets over it. Throw in a few pillows and blankets for added coziness, for a fun afternoon. via
How do you make a blanket fort without an easy chair? (video)
How do you make a teepee out of branches?
Step 1: Gather Sticks. Gather some sticks.
Step 2: Make Main Support. Take your three big sticks, lay them down together.
Step 3: Make a Door. Picture the teepee to be more like a 3 sided pyramid, than a round teepee.
Lay out a row of sticks. Across top and bottom edges, glue single rows of supports; they will not quite meet in the middle. To each row, add another support stick to connect the sticks at the middle. Lay together smaller walls that have support sticks on sides; glue on half-sticks at center to join them together. via
How do you build a shelter in the woods with no tools?
A lean-to shelter does not require much in the way of materials. The lean-to shelter is one of the most classic survival shelters. All you need to do is find two trees that are roughly six feet or so apart from one another. Place a pole between the two trees and lash it securely using vine, shoelaces, string, or rope. via