Black to White

Collide 2 of the same images to change it and make it darker. Reach the indicated goal.

1. 1

   You can only move a piece if there is room for it.

2. 2

   Drag a piece into an empty spot, or pour matching pieces together.

3. 3

   Keep big or long pieces near the edge and small ones filling gaps.

4. 4

   Look for the piece that can move right now instead of searching at random.

5. 5

   When everything is in one neat order, you win.