Instead of saying "learn about density," give a challenge:
The game is primarily played for free on Neal.fun or the official R74n website .
At Sandboxels School, the motto was "Learn, Create, Repeat." The school's philosophy was centered around providing a safe, supportive, and stimulating environment where students could take risks, make mistakes, and learn from them. The faculty believed that every child was a unique creative genius, and it was their job to nurture and guide them.
The concept works best when blended, not replacing, traditional lessons.