You know that bookshelf. The one you put together on the living room floor with a tiny metal key and instructions that were mostly pictures. It leans a little. There might be one extra screw that you never figured out. And yet, you kind of love it.
It turns out that feeling has a name. Researchers call it the IKEA effect, and it might be one of the best arguments out there for letting kids build things themselves.
What Is the IKEA Effect?
The IKEA effect is our tendency to value things more when we have made them ourselves. The name comes from a set of studies by researchers Michael Norton, Daniel Mochon and Dan Ariely, published in 2012 in the Journal of Consumer Psychology. Their paper had a perfect title: "The IKEA Effect: When Labor Leads to Love."
The basic idea is simple. When we put our own effort into something, we do not just see the finished product. We see our time, our work and a little piece of ourselves in it.
Photo by David Schultz on Unsplash
What the Studies Found
The researchers ran a series of experiments where people built things, then decided how much those things were worth.
In one, people assembled simple IKEA storage boxes. The people who built their own box were willing to pay more for it than people who were handed one that was already put together. Same box, same store, but the builders valued it more.
In another, people folded origami cranes and frogs. Most of them were not very good at it. But the folders valued their own lumpy little creations almost as much as origami made by experts. Everyone else looking at them? Not so much. To an outsider, a beginner's origami crane can look a lot like crumpled paper.
Photo by Carolina Garcia Tavizon on Unsplash
Here is the most interesting part. The effect only worked when people finished what they were building. When people did not complete the project, or when they built something and then took it apart, the extra love disappeared. The pride comes from seeing it through.
📌 The cake mix story
You may have heard that boxed cake mix sold poorly in the 1950s until companies changed the recipe so home bakers had to add a fresh egg, giving them more of a hand in the baking. It is one of the most famous "IKEA effect" stories out there. The truth is a little messier. Many food historians think the story has been exaggerated over the years, and fresh eggs also simply tasted better than powdered ones. Still a fun one to tell at dinner!
Does It Work on Kids?
It does, and it starts surprisingly early.
In a 2018 study published in the journal Cognition, researchers found that children start showing the IKEA effect at around age five. Five-year-olds valued toys they had built themselves more than identical toys built by someone else. The researchers think it may be connected to how kids that age are starting to form a sense of who they are.
A 2022 follow-up study tested 128 five- and six-year-olds in the United Kingdom and India. Kids in both countries valued the toys they built over identical ones they did not build. It even worked when kids built with a partner, which is good news for anyone with siblings.
Why This Matters for Parents
If you have ever watched a kid show off a lopsided clay bowl like it belongs in a museum, you have seen the IKEA effect in action. And it is not just cute. When kids build something themselves, they tend to feel proud of it, take better care of it and want to show it to everyone.
There is a lesson in the research for parents, too. Remember how the effect disappeared when people did not finish? That means the size of the project matters. A huge project that ends in frustration may not give a kid that same glow. A small one they can actually complete probably will.
It also means the urge to "just fix it real quick" might be worth resisting. A birdhouse that a kid built mostly on their own is likely to mean a lot more to them than a perfect one that a grown-up finished.
Putting the IKEA Effect to Work at Home
Here is a simple way to make the most of it:
🧰 The build-it-yourself plan
Pick something they can finish. Small wins beat big, unfinished projects every time.
Let them do the real parts. Measuring, hammering and tightening count more than just watching.
Hold off on fixing it. Crooked is fine. It is theirs.
Build it together if you want. The research found kids still felt the effect when they built with a partner.
Show it off. Put it on a shelf, hang it on the wall or let them sign their name on the bottom.
Give Them Tools That Let Them Do the Work
The IKEA effect works best when kids can do the real work themselves, and that is hard to do with tools made for grown-up hands. That is a big part of why we make Handy Famm. Our real, kid-sized tools, from hammers to tape measures to screwdrivers, actually work and are built for small hands, so kids can say the words every parent loves to hear: "I made this myself."
What is something your kid built that they are still proud of? We would love to hear about it.
