Image Item No. Description  45805-1 (Inv)  FIRST LEGO League (FLL) Jr. Challenge 2017 - Aqua Adventure Inspire Set 710 Parts, 2017 Catalog: Sets: FIRST LEGO League  45807-1 (Inv)  FIRST LEGO League (FLL) Jr. Challenge 2018 - Mission Moon Inspire Set 693 Parts, 2018 Catalog: Sets: FIRST LEGO League  45810-1 (Inv)  FIRST LEGO League (FLL) Jr. Challenge 2019 - Boomtown Build Inspire Set 738 Parts, 2019 Catalog: Sets: FIRST LEGO League  45814-1 (Inv)  FIRST LEGO League (FLL) Explore 2020 - Explore Set 779 Parts, 2020 Catalog: Sets: FIRST LEGO League  45817-1 (Inv)  FIRST LEGO League (FLL) Explore 2021 - Cargo Connect Explore Set 884 Parts, 2021 Catalog: Sets: FIRST LEGO League