The Simple Version
Making a piñata isn't rocket science. You need something to build the body around, paper or cardstock, glue, and a way to fill it. That's it. Most people overcomplicate this because they're watching YouTube tutorials where the host spends 45 minutes doing things that aren't necessary. I've made piñatas for birthday parties, community events, and once a massive one for a corporate team-building thing. The corporate one was a mistake. Never again. More on that later.
How To Make A Pinata
The basic construction method is straightforward. Take a balloon, inflate it to whatever size you want the piñata to be, and start layering strips of newspaper or tissue paper dipped in a glue mixture over it. A typical paste is just white glue and water in about a 2:1 ratio. Dampen the strips, lay them down overlapping slightly, and let dry between layers. You need at least six to eight layers for something that won't collapse when you hit it. More if you want it durable. The drying time depends on your environment. In a humid space, this can take two days. In normal conditions, 24 hours works. Once dry, pop the balloon, make an opening, fill it with candy or whatever you're putting inside, seal the hole with more paper mache, and decorate it. There's really not much more to it than that.
The part nobody tells you is that the balloon needs to be positioned correctly before you start. If you inflate it and immediately start layering without thinking about orientation, your piñata will end up with a weird asymmetry. Lay the balloon down flat after inflating it so it sets in the shape you want. For a traditional star-shaped piñata, you'd skip the balloon entirely and use a cardboard template instead, which is honestly more work than it's worth unless you're doing a large batch.
Get the Full Details

Common Mistakes People Make
Using too much glue is the biggest one. When you saturate the paper strips, they become heavy and the structure sags while it dries. This creates weak spots and uneven walls. The paste should coat the paper, not drown it. Wring out excess liquid before laying each strip down. Another issue is trying to rush the drying process with a hair dryer or heat gun. This creates a hard outer shell while the inside stays wet. When you finally hit it, the outer layer cracks and shatters unpredictably. That's not what you want. Let it air dry even if it takes longer. I once used a beach ball as the form because it was the right size and I was lazy. Big mistake. Beach balls have that smooth, rounded surface and the paper mache slides around while you're trying to build. I ended up with a lopsided mess that took three extra days to fix. Use a regular round balloon. They're cheap and behave better.
Structural Details Beginners Miss
The weight distribution inside the piñata matters more than most people realize. If you dump all the candy into one side, the center of gravity shifts and the piñata rotates awkwardly when struck. It'll swing away from the hit instead of staying in position. Spread the contents evenly and add something heavy like a few extra pieces of hard candy or small toys at the bottom to keep it stable. For the string, use jute or hemp twine. Cotton string frays too quickly and nylon gets slippery. Tie the string through the structure before you fill it, not after. You thread it through the dried paper mache by carefully poking holes with a knife, wrapping the twine around a small stick or crossbar inside, then sealing it back up. This crossbar method distributes the weight and prevents the piñata from tilting to one side. If you're making a piñata for actual outdoor use where wind is a factor, you need to reinforce the walls more heavily than usual. A single layer of tissue paper over the initial paper mache structure adds enough rigidity to survive a breezy afternoon. Regular party piñatas indoors don't need this, but outdoors it makes a noticeable difference.
Materials and Costs
A basic piñata costs roughly three to five dollars to make if you have the basics on hand. Newspaper is free. White glue runs about two dollars per bottle. Tissue paper or crepe paper costs a dollar or two per pack. Balloons are negligible. The total comes down to whether you already own a paintbrush and scissors. Premium piñatas use colored tissue paper, paint, and decorative fringed paper. Those run ten to twenty dollars depending on how much decoration you add. There's no real benefit to spending more unless you're making them for resale.

When This Approach Won't Work
The paper mache method has limitations. It doesn't hold up well in direct sunlight over time. The colors fade and the paper softens with moisture exposure. If you're planning to hang a piñata outside for an extended event, consider using a commercially made fiberglass or papier-mâché reinforced version instead, or at least seal the exterior with a clear matte varnish. Another scenario where this falls apart is when you need multiple identical piñatas quickly. Hand-layering paper mache is a one-at-a-time process. If you need five of the same size and shape, it's faster to make a mold or buy blanks and decorate them. I learned this the hard way at that corporate event I mentioned. I attempted to make twelve star-shaped piñatas by hand with varying degrees of success. Only six turned out acceptable. The other six looked like abstract art nobody asked for. I spent the evening buying replacement ones from a party store at retail markup. The process itself is simple enough that anyone can do it. The trick is knowing where shortcuts actually help and where they hurt. Don't skip layers. Don't rush drying. Position your form correctly. Keep the contents balanced. Those four things will separate a piñata that lasts through the party from one that falls apart on the first swing.