Of course, he has initially stinky. I've embedded a bathtub, reingemacht all parts and added Dettol. After rinsed, patted dry and laid out to dry all parts wide. After half a day the matter was settled and it has not stinky.
So just lie down somewhere and wait does not help because maybe. That's why I can not understand the bad reviews. Nearly every new toy mieft beginning. Rinsing, disinfect if necessary and let it dry ...
There are - how to assume - contain all letters from A to Z and the numbers from 0 to 9. 84 pieces, because each small inner circle (eg when 8) is also counted.
The many bright colors are really for small children an eye-catcher. The surfaces of the individual parts are easily milled.
Conclusion:
For the price (currently at an unbeatable price !!) a real-colored learning fun.