Great phisics game!-------------
Stacktacular
Dude! You just completed the Stacktacular achievement in Super Stacker and won the Stacktacular badge and 15 points!
5/5 ========+++++++=========
Half Stack
Dude! You just completed the Half Stack achievement in Super Stacker and won the Half Stack badge and 5 points! === --- ===
Congratulations! You've just completed the Holiday Season Practice Challenge! You have earned a card from our collectible card game.