This document discusses the First Lego League (FLL) program for developing STEM skills in students ages 4-16. It offers several programs - FLL Challenge for ages 9-16, FLL Explore for ages 6-9, and FLL Discover for ages 4-6. The programs encourage interest in real-world themes through building, coding, and engineering challenges using Lego materials. The author's school participated in the FLL City Shaper challenge in 2019-2020 and FLL Junior Playmaker challenge in 2021-2022. Students developed skills in sustainability, problem-solving, and teamwork while exploring themes related to cities and play spaces.