Frozen Mystery

Frozen Mystery is a Christmas puzzle that will help you to relax, immerse yourself in the festive atmosphere and at the same time train your brains!
... The Spirit of Winter Forest lived alone from prehistoric times. He had never thought about his own loneliness. Once, when the Spirit was wandering around his lands, a comet fell from the sky. The comet was so bright that the Spirit shut his eyes, and when he opened them again he saw that the whole forest around was filled with glowing crystals - fragments of the comet. The spirit picked up one of the fragments and felt that he needed to collect all the of them, then something wonderful and mysterious would happen. The spirit began gathering crystals, but some of them turned out to be buried deep in the ground, and some were covered with ice. Realizing that they needed to be taken out without being damaged, the Spirit was puzzled...
Help the Spirit of the Winter Forest to collect all the crystals!

• Melt the ice, but remember - you mustn’t pour water on the crystals that are not gathered yet;
  
• Use switches and blocks properly;
  
• Get to the last level and find out what will happen when all the crystals are gathered. Was the Spirit right that what it would bring happiness to him and the inhabitants of the forest? Or maybe everything was a fatal mistake?..