Start with the right version of checkers
Happy Games uses Russian draughts on an 8×8 board. Each player begins with twelve pieces on the dark squares, and White moves first. A regular piece makes a quiet move one square diagonally forward, but it can capture diagonally in either direction. A piece that has passed an opponent is therefore not necessarily safe from it.
Reaching the farthest row promotes a piece to a king. These are flying kings: they can travel along open diagonals and capture from a distance. If you learned Anglo-American checkers, pay particular attention to backward captures by regular pieces and the longer reach of kings. Those details affect the combinations you need to calculate.
Captures remain compulsory
In both Happy Games variants, an available capture takes priority over a quiet move. After jumping, the same piece must continue if another capture is available. When different capture routes are possible, the player chooses a route, so offering a piece does not always force the exact reply you hoped for.
Giveaway Checkers keeps these movement rules. The change is the objective: at the start of your turn, you win if you have no pieces left or no legal moves. In ordinary Checkers, leaving your opponent in either condition wins the game for you.
Follow the winning sacrifice: a3 to b4
The Giveaway Checkers demonstration begins with a white piece on a3 and a black piece on c5. White moves from a3 to b4. That puts the white piece next to Black on the same diagonal, with the empty a3 square immediately beyond it.
Black must now capture from c5 to a3, jumping over b4 and removing the white piece. The turn returns to White, which has no pieces remaining. White wins under the reversed condition. The black piece survives, but that does not make Black the winner.
Notice the timing: White's move creates the opportunity; Black's compulsory reply completes it. The result is confirmed when White's next turn begins.
Why counting pieces is not enough
In ordinary Checkers, keeping more pieces can give you more ways to move and attack. Even there, a material advantage needs useful positions: pieces that cannot move cannot rescue you. In Giveaway Checkers, having fewer pieces can bring you closer to your objective, but the next forced exchange matters more than a simple count.
A sacrifice may leave you facing a compulsory capture of your own. A king may have so many available moves that it becomes awkward to immobilize. Before promoting or offering a piece, picture the whole reply and the position you will receive afterward.
Read the position before committing
First, look for every capture available to the player whose turn it is. Next, follow the full sequence rather than stopping at the first jump. Finally, check whose turn comes next and whether that player has pieces and legal moves. Try those three checks on the demonstration before making a3 to b4.