Donald Trump has one. So does Melania. Both have created huge paper wealth. With Johnnycoin, we tested just how easy it was ...

Kafka, D. and Papageorgiou, T. (2025) The Pedagogy of Skills in the 21st Century: Practices for Integrating Them into the Teaching Process. Creative Education, 16, 56-70. doi: 10.4236/ce.2025.161004 .