Developing practical thinking skills often involves

The development of practical thinking skills often involves learning through solving everyday problems.

Explanation:

The development of critical thinking skills is very important in our daily lives and in adult life in general. This is because this ability allows us to make correct decisions, with a critical and punctual analysis, where we act rationally and obtain, in most cases, success.

To practice the development of critical thinking skills, students are usually given everyday problems, at different levels of complexity, for students to solve on the basis of reasoning and reflection. These students are often asked to solve these problems as a group, to encourage team work.

answer: do

the 'italicized phrase' is a noun clause that is used as a direct object.