I've watched a youtube video of someone who beat this level but I'm not sure I understand. How can you make matches next to the windows on the bottom row?

Frozen Free Fall: Snowball Fight has been removed from the Steam store, and the game's in-app purchases are no longer available. Although the decision was difficult to make, this will allow us to focus on building new and more engaging games. While the app may still be playable, there are no plans for future updates. The game will be retired on June 7, 2018, and active product support will no longer be provided after that date. We appreciate your support and understanding. Please note that Disney Interacti...

10/7 Update - Additional Mouse Support and Trading Cards Now Available! Patch Notes: - Mouse support is now available throughout the game with the exception of multiplayer mode, which still requires a controllers or keyboard. - Trading Cards now available! Coming Soon: - Multiplayer mouse support along with the ability to use the enter key are coming shortly. Thanks for Playing!...

OK Its taken me about 4 years and maybe a year for the last winter level but finally its completed, onto summer.

seriously ?? ..... what are they , what do you need to do for them ??