![BrickLink - Set 45804-1 : LEGO FIRST LEGO League (FLL) Challenge 2017 - Hydro Dynamics [FIRST LEGO League] - BrickLink Reference Catalog BrickLink - Set 45804-1 : LEGO FIRST LEGO League (FLL) Challenge 2017 - Hydro Dynamics [FIRST LEGO League] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/SL/45804-1.png)
BrickLink - Set 45804-1 : LEGO FIRST LEGO League (FLL) Challenge 2017 - Hydro Dynamics [FIRST LEGO League] - BrickLink Reference Catalog
![Greg M Hatch on Twitter: "LEGO #HydroDynamics robotics set up and ready to go! First LEGO League here we come! @BenitoMtz_ES will be ready #TeamSISD #PatriotPride https://t.co/NjYVYzuqVT" / Twitter Greg M Hatch on Twitter: "LEGO #HydroDynamics robotics set up and ready to go! First LEGO League here we come! @BenitoMtz_ES will be ready #TeamSISD #PatriotPride https://t.co/NjYVYzuqVT" / Twitter](https://pbs.twimg.com/media/DLyP7Y3UEAAaIY8.jpg)
Greg M Hatch on Twitter: "LEGO #HydroDynamics robotics set up and ready to go! First LEGO League here we come! @BenitoMtz_ES will be ready #TeamSISD #PatriotPride https://t.co/NjYVYzuqVT" / Twitter
![Solving the world's water problems with First Lego League Hydrodynamics challenge – Valley Water News Solving the world's water problems with First Lego League Hydrodynamics challenge – Valley Water News](https://valleywaternewsorg.files.wordpress.com/2017/11/sam_5464-e1510870125997.jpg?w=900)
Solving the world's water problems with First Lego League Hydrodynamics challenge – Valley Water News
![LEGO Set 45804-1 HYDRO DYNAMICS Challenge Kit (2017 FIRST LEGO League) | Rebrickable - Build with LEGO LEGO Set 45804-1 HYDRO DYNAMICS Challenge Kit (2017 FIRST LEGO League) | Rebrickable - Build with LEGO](https://cdn.rebrickable.com/media/thumbs/sets/45804-1/9774.jpg/1000x800p.jpg)
LEGO Set 45804-1 HYDRO DYNAMICS Challenge Kit (2017 FIRST LEGO League) | Rebrickable - Build with LEGO
![Members of Whiteman's FIRST® LEGO® robotics team gathered for their second meeting at Whiteman Air Force Base, Mo., Aug. 31, 2017. Members of the team had the opportunity to present their ideas Members of Whiteman's FIRST® LEGO® robotics team gathered for their second meeting at Whiteman Air Force Base, Mo., Aug. 31, 2017. Members of the team had the opportunity to present their ideas](https://c8.alamy.com/comp/MN3E3K/members-of-whitemans-first-lego-robotics-team-gathered-for-their-second-meeting-at-whiteman-air-force-base-mo-aug-31-2017-members-of-the-team-had-the-opportunity-to-present-their-ideas-for-the-second-phase-of-the-competition-the-solution-portion-of-the-first-lego-league-challenge-the-solution-each-member-created-had-to-fit-within-this-years-theme-of-the-competition-which-is-hydrodynamics-us-air-force-photo-by-senior-airman-jovan-banks-MN3E3K.jpg)