I have the mbot v1.1 and Neuron. mBot can be a good start kit because the tablet app is easy to understand for an 8 year old kid. When it’s better, the mBlock app is like programming but for beginners. Makeblock even offers PDFs: ici
The mbot is very complete by default.
Conclusion: the mblot gives only one result but the possibilities to learn are real. If it’s creative style, Neuron is much more expensive but it’s very entertaining. Go compare both on Makeblock and visit: