Grimm's - Building Rings Rainbow solar system then bubbles will flow out

then bubbles will flow out of the crater

crystal powders

light blue

These large building blocks are also ideal for playing with outside since structures can be stable on uneven surfaces as well

10 discs for stacking

Grimm's - Building Rings Rainbow solar system then bubbles will flow outThese building rings along with our small and large solid wooden balls enable amazing building and stacking possibilities and much more! This is how fir tree forests can be made, how spherical towers can grow into the sky and how our rainbow friends can turn into rainbow pile acrobats. Product Highlights: 24 wooden rings in 2 sizes 12 x inside 20 mm, 12 x inside 30 mm Wood: maple, varnished in color Age: 3+ Years