My godson (11) was skeptical at first, then very enthusiastic. He wanted to unwrap no other gift more and even the adults found the dough great. The enthusiasm continues still, the dough was even with at school. However, the price for the amount of plasticine that indeed dirty and everyday use less is really high. But their rumored abilities has the dough all really, even though the Smash has not yet been checked. All in all, given my little sister probably also an Intelligent plasticine