In the center of the world there will be a turtle with 10 level. When you enter the world, pause....

There will be a super mushroom in the center of the world. Apply Power Force to the Power Mushroom Monster....

In the center of the world there will be two people who will have all the features, just click on them and you will get achievements. As soon as you enter the world, press pause. If you're having an explosion, then try rebooting the world....