Complex sentence: Using the SwimRight Method, that Lenny created himself, they utilize the swim-float-swim technique as our foundation, and focus on providing children with the knowledge of confidence and safety in and around the water.
Split into simpler sentences: Using the SwimRight Method, that Lenny created himself, they utilize the swim-float-swim technique as the foundation. This method provides children with the knowledge of having confidence and safety in and around the water.