Call of the giants:用弓箭射击巨人尸体开路旁的号角，哥哥吹响即可
Take a break 一开始的时候放下父亲，溜到下面的沙滩上，尽头有个石堆，触发打水漂剧情即可
Whale song 雪山伐木那边继续向前，两兄弟坐在那个长凳上即可触发
Behind the curtain 冰山划水那里穿过血瀑布解锁
Black sheep 把羊抓到染黑兔子的灰堆里就OK了
Bunny buddies 需要抓羊驱动的地方向左走，染黑白兔子
Windpipe 在滑翔那边向上走，弟弟操作吹的需要转动手柄的杠杆，哥哥操作推动的杠杆，卡到合适点位
A sad tune 救下那个上吊的人，并从树屋后面绕过去拾到八音盒交给那个人
Wishing well 第二章把小女孩的球丢到井里去即可达成
Turtle soap 跟着蜘蛛女经过大海龟时把三个小海龟推到滑梯即可
Love Birds 爱鸟：
To get this achievement you need to release the bird in Chapter 1 and find it again in erChapter 4
需要在第一章中找到鸟，并且在第四章中再次找到它。
In Chapter 1 you'll need to get up a hill to get to the area with the rabbits and the sheep. When you walk onto the wooden plattform you'll see a cage with a parrot in it. Open the cage with the little brother and just play the game like you normally would untill you arrive at the professors place.
在兔子和羊旁边爬上小山，让弟弟释放鸟笼中的鸟，然后像正常那样继续游戏。
In Chapter 4 you'll arrive at the mentioned place where the professor lives. When you go down the stairs towards your objective you'll see a telescope. Interact with it and look to the bottom right. You'll see one bird sitting there. Focus the camera on him and zoom in if needed to trigger a little cutscene and get the achievement to pop
在第四章中你走到了教授住的地方，走上台阶，到能够看到一架望远镜的地方。使用望远镜，并且向下、再向右方看，会发现有一只鸟。把镜头对准它并且放大，如果正确的话可以出发过场动画#两只鸟在一起的happy ending……#，然后获得成就。
Falling star 流星：
You can get this achievement in Chapter 3
第三章中触发。
At the beginning of this chapter you'll be in a dark forest, being attacked by wolves. After you made your way through the forest you'll be at a graveyard. Right in front of you will be a bench and to your right a statue. Go to the statue,
躲过狼群攻击来到墓园，在你前会有一条长凳，右边有一座雕像
Important: You have to use only the little brother to trigger the falling star and unlock the achievement. Thx @ B A R 4 D for clearing it up completely
你只能令弟弟去（雕像前触发剧情）触发流星解锁成就。事实上谁都可以……只要长时间按住LT或者RT，等待夜空中出现那闪亮的星