Basic sets with hard black joints to hold your 3D shapes firmly in place when they're finished. These sets contain pipes of the same size but various shapes. Connect these any way you want to make a wide variety of shapes.
You'll be amazed by how many shapes you can make, just by connecting pipes!
As you work with your hands, you'll come up all kinds of ideas - adding pipes to keep your shape from collapsing, for example, or using more joints to make a new shape - and learn all about shapes and how they are made.