STEAM is an educational approach to learning that supports technical thinking and math skills, uses critical thinking, supports communication in a group and work as a team. Children are naturaly curious about self and life around them. They learn by knowing and repeating. They use logic, experiment and solve issues in a form of a game. They overcome challenges and know their abilities. They try their patience, use creativity, communication skills, and a team work. All this is the basis of educational system STEAM. With LEGO creative games, the children will improve their thinking, issue solving, creativity, engineering, cooperation, knowing the world of nature and natural phenomenons. This will be done through simple experiments.