Children learn to discover Nature and find Platonic solids in STEM and local surroundings. Forming and working as groups they fulfill their goals. Pupils use different ICT skills to actualize their aims. Solving highly complex problems requires children to have both fundamental skills (reading, writing, and math) and 21st century skills (teamwork, problem solving, research gathering, time management, information synthesizing, utilizing high tech tools). With this combination of skills and methods of selfrecognition , pupils become directors and managers of their learning process, guided and mentored by a skilled teacher. These skills are personal and social responsibility planning, critical thinking, reasoning, and creativity strong communication skills, cross-cultural understanding visualizing and decision making , knowing how and when to use technology and choosing the most appropriate tool for the task.