It will appeal to children of all ages, believe me, the whole family will want to immerse themselves in this creative process. After all, you can fill a kaleidoscope withanything. These can be flowers, shells, beads, or even small figurines of the building blocks. (Please scroll down, there arebeautiful customer feedback pictures!!) When you have a nice walk in nature, you can put in the lid the flowers, colourful leaves and any other things you will enjoy making magical view. As the kaleidoscope fills, you can see more and more new drawings. And the assembly process will help the child understand the device of the kaleidoscope and the principle of its operation. DETAILS The lid of the kaleidoscope is held on magnets, which makes it easy to change the filling. Material -Wood,Acrylic plat. Assembly is carried out without glue. Our toys meet all international toy safety standards I wish all the little ones in the world can have wonderful childhoods, childhoods that warm them even after they grew up. Thank you all for shopping in my shop. âââOurrealcustomer reviewsââWonderful! A birthday gift for my adventurous, nature-loving soon-to-be 6 year old boy! -123angel A lovely present for anyone and everyone at any age really. -Alyssa White This is well made. I bought this for my grandson for a birthday present. he love it!!! MidnightStroll -Karen Kisgen Specification Product size: 14*20 Gram weight: 130g Material type: wood Product list: Kaleidoscope*1