There are very few toys in my house that have survived every phase — the toddler dumping stage, the early builder stage, the hyper-focused “I’m only into one thing” stage. Most toys rotate in and out. Some disappear entirely.
But Plus-Plus has quietly stayed.
My kids come back to it again and again, on long afternoons, before dinner, during travel, even on those overstimulated days when attention is scattered and everyone needs something grounding. It’s one of the top toys I recommend to parents of growing kids, especially those with big imaginations or busy brains.
What makes it different is how simple it is.
In the early 1990s, a Danish inventor named Holger Nielsen set out to design a construction toy that didn’t overwhelm kids with dozens of shapes and instructions. He believed creativity didn’t need complexity. So he created just one piece, a small shape that looks like two plus signs fused together, and designed it to connect in every direction.
That was it. One shape.
The name “Plus-Plus” comes directly from that design, you’re literally adding plus to plus, but it also reflects the philosophy: more imagination, more creativity, more possibility. The design hasn’t changed since he invented it. And honestly, that’s part of the magic.
When my kids open a bin of Plus-Plus, there’s no sorting through complicated parts. No frustration about finding the “right” piece. Every piece fits. That simplicity removes friction and I have noticed how powerful that is, especially for kids who get overwhelmed easily or who struggle to sustain attention.
With just one shape, my kids build flat mosaics one day and full 3D creatures the next. I have seen dinosaurs, spaceships, abstract patterns, tiny houses, and things that “don’t have a name yet.” The freedom is the point.
For kids with ADHD tendencies, it’s particularly powerful. The clicking motion of connecting pieces is rhythmic and calming. The builds can be quick and satisfying, or long and immersive. There’s structure if they want it, like the Puzzle by Number sets, but there’s no pressure to follow rules. It meets them where they are.
On road trips, I always throw in a 30-piece Make-a-Mix Custom Color travel set. It’s small, contained, and somehow buys us real stretches of quiet focus. The themed Tube sets, Space, Dinosaurs, and others, give just enough inspiration without boxing creativity in. And when my kids need something in their hands, the flexible Hexel fidget toys have become a favorite for homework time or car rides.
What also makes me feel good about recommending it is how it’s made. Every single piece is still produced in Denmark in a zero-plastic-waste factory powered by renewable energy. All pieces, whether you bought them years ago or last week, connect perfectly. There’s no obsolescence. No “new system” you have to upgrade to. Just continuity.
In the US, Plus-Plus has been growing steadily since 2015, with 2026 marking 10 years of Plus-Plus USA inspiring creativity across the country. From classrooms and STEM programs to family game nights and even adult collectors, the community keeps expanding. But the heart of it hasn’t changed: one simple piece designed to unlock imagination.
I have bought a lot of toys over the years. Some were trendy. Some were loud. Some promised big educational outcomes.
This one just quietly delivers.
It strengthens spatial reasoning and fine motor skills without announcing itself as “STEM.” It encourages problem-solving without worksheets. It gives my kids ownership over what they create. And maybe most importantly, it grows with them.
When I see them fully absorbed, building, adjusting, and rebuilding, I am reminded that the best toys don’t entertain passively. They invite participation.
Plus-Plus doesn’t flash. It doesn’t beep. It doesn’t tell kids what to think.
It simply connects.
And in our house, that’s exactly why it stays.
This article is not sponsored, and reflects my personal recommendation and feelings.
