Views: 69 Author: Site Editor Publish Time: 2018-08-24 Origin: Site
If you want to be a qualified detective, you should have sharp observations, careful thinking, extensive knowledge, strong psychological quality and so on.
This science toy aims to training all the various skills. After finishing the training, you will be a real small detective.
Now, you can try to be a small detective in this science toy to explore some unknown secrets.