How to Make a Fort for Kids: A Step-by-Step Guide
There's something about a fort that just gets kids excited. Maybe it's the idea of having their own private space, or maybe it's the thrill of building something with their own hands. Either way, learning how to make a fort is one of those childhood experiences that sticks with you for life.
Whether you're working with couch cushions and bedsheets or a proper cardboard fort building kit, this guide walks you through everything you need to know — including some tips that make the whole process a lot easier (and a lot more fun).
What You'll Need to Make a Fort
The materials depend on the type of fort you're building, but here are the most common options:
Blanket fort: Sheets, blankets, pillows, couch cushions, chairs, and binder clips or clothespins to hold things together.
Cardboard fort: A cardboard fort building kit (like our Hobie, Commando, or Frosted kits) with pre-cut panels and connectors. No scissors, no tape, no mess.
Pillow fort: Couch cushions stacked and leaned together — the classic quick build for younger kids.
Each has its strengths. Blanket forts are great for imaginative play and are easy to customize, but they can collapse mid-adventure. Cardboard fort kits are sturdier, more reusable, and actually stay up while your kids are inside them.
How to Make a Blanket Fort
This is the go-to method for most families, and for good reason — you've probably already got everything you need.
Step 1: Pick your location. Living rooms work best because you have access to multiple anchor points — sofas, chairs, coffee tables. Clear some floor space and decide how big you want the fort to be.
Step 2: Set up your frame. Arrange chairs or other furniture in a rough square or rectangle. The backs of chairs make great anchor points for hanging sheets.
Step 3: Drape your sheets. Toss a large bedsheet over the top of your frame. If it keeps sliding, use binder clips or clothespins to secure it to the furniture. Layer more sheets for extra coverage on the sides.
Step 4: Add walls. Use more blankets or sheets to close off the sides. Leave one opening as the "door." Weigh down the edges with books or heavy objects if they keep falling.
Step 5: Make it cozy inside. Add pillows, a small flashlight or string lights, stuffed animals, books — whatever makes it feel like their space.
Step 6: Build something amazing. Hand it over to the kids and let them take it from there.
Blanket fort tip: If your fort keeps collapsing, try running a length of rope or twine between two high anchor points (like a doorframe or the tops of tall bookshelves) and draping the main sheet over that. It creates a stable ridge line that holds the whole structure together.
How to Make a Cardboard Fort
If you want a fort that actually holds its shape — one kids can climb in and out of repeatedly without it falling apart — a cardboard fort kit is the way to go.
At Kidz Forts, our kits come with 20 pre-cut corrugated panels and 66 patented twist-lock connectors. There's no tape, no glue, no tools required. Kids snap the connectors into the panel edges and start building.
Step 1: Lay out all your panels and connectors. It helps to group them by size before you start so you can see what you're working with.
Step 2: Connect your base panels. Start with the floor-level panels and connect them at the corners using the twist-lock connectors. The connectors click firmly into place — kids can do this themselves.
Step 3: Build up the walls. Add panels vertically, connecting them to your base structure as you go. The beauty of the modular design is that you can change the shape as you build — square, L-shaped, multi-room, whatever the kids have in mind.
Step 4: Add the roof panels. Lean panels over the top and connect them to the walls. Depending on the configuration, you can create a full roof or leave sections open.
Step 5: Customize it. Kids love decorating the panels with markers and stickers. The corrugated surface takes marker really well, so it's easy to turn a fort into a pirate ship, space station, or cozy reading den.
Step 6: Tear it down and build it again. One of the best things about a cardboard fort kit is that it packs up flat for storage and goes up again in a completely different configuration next time. It's a different fort every time you build it.
Tips for Making a Great Fort
Let the kids lead. Once you've shown them the basics, step back. The building process is part of the play. Kids who build their own forts feel more ownership over the space — and they play in it longer.
Think about lighting. The inside of a fort is dark by default, which is half the fun. A small flashlight or a string of battery-powered fairy lights turns a simple fort into something magical.
Have a theme ready. Before you start building, ask the kids what kind of fort it is. A spy headquarters? A dragon's lair? A cozy library? Having a theme before you build shapes the whole experience.
Keep it at a manageable size. It's tempting to build huge, but smaller forts are cozier and more stable. A fort that fits two or three kids comfortably is usually better than a sprawling structure that keeps falling down.
Plan for multiple sessions. If you're using a cardboard fort kit, you don't have to take it apart right away. Leave it up for a few days and watch how the play evolves — kids add to it, change it, and make it their own over time.
Which Type of Fort Is Best for Your Kid?
Every kid is different, but here's a rough guide:
Ages 2–4: Pillow forts and simple blanket drapes work best. Focus on the cozy factor rather than structural complexity.
Ages 4–8: This is the sweet spot for cardboard fort kits. Kids are old enough to understand the building process but still young enough to be completely absorbed in imaginative play once it's built.
Ages 8–12: Older kids love customizing and engineering. Give them a cardboard fort kit and some markers and get out of the way — they'll surprise you.
All ages: Building together. Some of our favorite fort memories come from parents and kids building side by side, not from the finished structure.
Ready to Build?
If you want to skip the sheet-and-binder-clip setup and build something your kids can actually use for weeks, check out our cardboard fort building kits. The Hobie Kit is our most popular starting point — 20 panels, 66 connectors, and about 20 minutes to a finished fort.
Building a fort is one of those simple things that kids remember long after the fort is gone. Go build something.