Reciprocal cross design

Course code:
Answer the following two questions briefly and directly

1.Critique at least 4-5 existing design solution: What are the existing interactive and digital products or technologies in the solution space?

 2. To what extent those fulfill the user needs you have identified? Are those working or not working? WHY?  

I want to find four application/project to solve the problem of vulnerable children education (online) to analyze their content, and how to attract the public use and charity, and whether there are benefits to/can really solve the problem of the child’s education ➕ according to

The point is that these projects should be interactive and digital products or technologies

For example: online crowdfunding/alipay ant manor allows netizens to raise chickens to participate in the project for children