diff --git a/ionic/animations/animation.js b/ionic/animations/animation.js
index 87f9779698..f46be951c1 100644
--- a/ionic/animations/animation.js
+++ b/ionic/animations/animation.js
@@ -294,21 +294,25 @@ class Animate {
     // however, element.animate() seems locked in and uses the latest
     // and correct API methods under the hood, so really doesn't matter
 
-    // fromEffect must be manually computed if it wasn't provided
-    // https://github.com/web-animations/web-animations-js/issues/14
-    fromEffect = fromEffect || {};
-    let style = null;
-    for (let prop in toEffect) {
-      if (util.isBlank(fromEffect[prop])) {
-        style = style || window.getComputedStyle(ele);
-        fromEffect[prop] = style[prop];
+    fromEffect = parseEffect(fromEffect);
+    toEffect = parseEffect(toEffect);
+
+    this._duration = duration;
+
+    var effects;
+
+    if (easing in EASING_FN) {
+      effects = createEasingEffects(fromEffect, toEffect, easing);
+
+    } else {
+      effects = [ convertProperties(fromEffect), convertProperties(toEffect) ];
+
+      if (easing in CUBIC_BEZIERS) {
+        easing = 'cubic-bezier(' + CUBIC_BEZIERS[easing] + ')';
       }
     }
 
-    this._duration = duration;
-    this._easing = easing;
-
-    this.player = ele.animate([fromEffect, toEffect], {
+    this.player = ele.animate(effects, {
       duration: duration,
       easing: easing,
       playbackRate: playbackRate || 1
@@ -358,3 +362,236 @@ class Animate {
   }
 
 }
+
+function roundValue(val) {
+  return Math.round(val * 10000) / 10000;
+}
+
+function convertProperties(inputEffect) {
+  var outputEffect = {};
+  var transforms = [];
+
+  for (var property in inputEffect) {
+    var value = inputEffect[property].value;
+
+    if (TRANSFORMS.indexOf(property) > -1) {
+      transforms.push(property + '(' + value + ')');
+    } else {
+      outputEffect[property] = value;
+    }
+  }
+
+  if (transforms.length) {
+    outputEffect.transform = transforms.join(' ');
+  }
+
+  return outputEffect;
+}
+
+function createEasingEffects(fromEffect, toEffect, easing) {
+  var inputEffects = buildEffects(fromEffect, toEffect, easing);
+  var outputEffects = [];
+
+  inputEffects.forEach(function(effect) {
+    outputEffects.push( convertProperties(effect) );
+  });
+
+  return outputEffects;
+}
+
+function buildEffects(fromEffect, toEffect, easing) {
+  var increment = 0.04;
+
+  var outputEffects = [fromEffect];
+  var easingFn = EASING_FN[easing];
+
+  for(var pos = increment; pos <= (1 - increment); pos += increment) {
+
+    var tweenEffect = {};
+    var addEffect = false;
+
+    for (var property in toEffect) {
+      var toProperty = toEffect[property];
+      if (toProperty.tween) {
+
+        var fromValue = fromEffect[property].num
+        var diffValue = toProperty.num - fromValue;
+
+        tweenEffect[property] = {
+          value: roundValue(  (easingFn(pos) * diffValue) + fromValue ) + toProperty.unit
+        };
+
+        addEffect = true;
+      }
+    }
+
+    if (addEffect) {
+      outputEffects.push(tweenEffect);
+    }
+
+  }
+
+  outputEffects.push(toEffect);
+
+  return outputEffects;
+}
+
+function parseEffect(inputEffect) {
+  var val, r, num, property;
+  var outputEffect = {};
+
+  for (property in inputEffect) {
+    val = inputEffect[property];
+    r = val.toString().match(/(\d*\.?\d*)(.*)/);
+    num = parseFloat(r[1]);
+
+    outputEffect[property] = {
+      value: val,
+      num: num,
+      unit: (r[0] != r[2] ? r[2] : ''),
+      tween: !isNaN(num) && (ANIMATE_PROPERTIES.indexOf(property) > -1)
+    }
+  }
+
+  return outputEffect;
+}
+
+
+const TRANSFORMS = ['translateX', 'translateY', 'translateZ', 'scale', 'scaleX', 'scaleY', 'scaleZ',
+                    'rotate', 'rotateX', 'rotateY', 'rotateZ', 'skewX', 'skewY', 'perspective'];
+
+const ANIMATE_PROPERTIES = TRANSFORMS.concat('opacity');
+
+
+// Default easings built into the browsers
+const BUILTIN_EASING = ['linear', 'ease', 'ease-in', 'ease-out', 'ease-in-out'];
+
+
+// Robert Penner's Easing Functions
+// http://robertpenner.com/easing/
+
+const CUBIC_BEZIERS = {
+  // Cubic
+  easeInCubic: '0.55,0.055,0.675,0.19',
+  easeOutCubic: '0.215,0.61,0.355,1',
+  easeInOutCubic: '0.645,0.045,0.355,1',
+
+  // Circ
+  easeInCirc: '0.6,0.04,0.98,0.335',
+  easeOutCirc: '0.075,0.82,0.165,1',
+  easeInOutCirc: '0.785,0.135,0.15,0.86',
+
+  // Expo
+  easeInExpo: '0.95,0.05,0.795,0.035',
+  easeOutExpo: '0.19,1,0.22,1',
+  easeInOutExpo: '1,0,0,1',
+
+  // Quad
+  easeInQuad: '0.55,0.085,0.68,0.53',
+  easeOutQuad: '0.25,0.46,0.45,0.94',
+  easeInOutQuad: '0.455,0.03,0.515,0.955',
+
+  // Quart
+  easeInQuart: '0.895,0.03,0.685,0.22',
+  easeOutQuart: '0.165,0.84,0.44,1',
+  easeInOutQuart: '0.77,0,0.175,1',
+
+  // Quint
+  easeInQuint: '0.755,0.05,0.855,0.06',
+  easeOutQuint: '0.23,1,0.32,1',
+  easeInOutQuint: '0.86,0,0.07,1',
+
+  // Sine
+  easeInSine: '0.47,0,0.745,0.715',
+  easeOutSine: '0.39,0.575,0.565,1',
+  easeInOutSine : '0.445,0.05,0.55,0.95',
+
+  // Back
+  easeInBack: '0.6,-0.28,0.735,0.045',
+  easeOutBack: '0.175, 0.885,0.32,1.275',
+  easeInOutBack: '0.68,-0.55,0.265,1.55',
+};
+
+
+const EASING_FN = {
+
+  easeOutBounce: function(pos) {
+    if ((pos) < (1/2.75)) {
+      return (7.5625*pos*pos);
+    } else if (pos < (2/2.75)) {
+      return (7.5625*(pos-=(1.5/2.75))*pos + .75);
+    } else if (pos < (2.5/2.75)) {
+      return (7.5625*(pos-=(2.25/2.75))*pos + .9375);
+    }
+    return (7.5625*(pos-=(2.625/2.75))*pos + .984375);
+  },
+
+  elastic: function(pos) {
+    return -1 * Math.pow(4,-8*pos) * Math.sin((pos*6-1)*(2*Math.PI)/2) + 1;
+  },
+
+  swingFromTo: function(pos) {
+    var s = 1.70158;
+    return ((pos/=0.5) < 1) ? 0.5*(pos*pos*(((s*=(1.525))+1)*pos - s)) :
+    0.5*((pos-=2)*pos*(((s*=(1.525))+1)*pos + s) + 2);
+  },
+
+  swingFrom: function(pos) {
+    var s = 1.70158;
+    return pos*pos*((s+1)*pos - s);
+  },
+
+  swingTo: function(pos) {
+    var s = 1.70158;
+    return (pos-=1)*pos*((s+1)*pos + s) + 1;
+  },
+
+  bounce: function(pos) {
+    if (pos < (1/2.75)) {
+      return (7.5625*pos*pos);
+    } else if (pos < (2/2.75)) {
+      return (7.5625*(pos-=(1.5/2.75))*pos + .75);
+    } else if (pos < (2.5/2.75)) {
+      return (7.5625*(pos-=(2.25/2.75))*pos + .9375);
+    }
+    return (7.5625*(pos-=(2.625/2.75))*pos + .984375);
+  },
+
+  bouncePast: function(pos) {
+    if (pos < (1/2.75)) {
+      return (7.5625*pos*pos);
+    } else if (pos < (2/2.75)) {
+      return 2 - (7.5625*(pos-=(1.5/2.75))*pos + .75);
+    } else if (pos < (2.5/2.75)) {
+      return 2 - (7.5625*(pos-=(2.25/2.75))*pos + .9375);
+    }
+    return 2 - (7.5625*(pos-=(2.625/2.75))*pos + .984375);
+  },
+
+  easeFromTo: function(pos) {
+    if ((pos/=0.5) < 1) return 0.5*Math.pow(pos,4);
+    return -0.5 * ((pos-=2)*Math.pow(pos,3) - 2);
+  },
+
+  easeFrom: function(pos) {
+    return Math.pow(pos, 4)
+  },
+
+  easeTo: function(pos) {
+    return Math.pow(pos, 0.25)
+  },
+
+  /*
+   * scripty2, Thomas Fuchs (MIT Licence)
+   * https://raw.github.com/madrobby/scripty2/master/src/effects/transitions/transitions.js
+   */
+  spring: function(pos) {
+    return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6));
+  },
+
+  sinusoidal: function(pos) {
+    return (-Math.cos(pos*Math.PI)/2) + 0.5;
+  }
+
+};
+
diff --git a/ionic/components.js b/ionic/components.js
index fcf2a4bd55..859a6e5087 100644
--- a/ionic/components.js
+++ b/ionic/components.js
@@ -22,6 +22,6 @@ export * from 'ionic/components/radio/radio'
 // export * from 'ionic/components/split-view/split-view'
 export * from 'ionic/components/segment/segment'
 export * from 'ionic/components/switch/switch'
-export * from 'ionic/components/tabs/tabs'
-export * from 'ionic/components/tabs/tab'
+//export * from 'ionic/components/tabs/tabs'
+//export * from 'ionic/components/tabs/tab'
 export * from 'ionic/components/toolbar/toolbar'
diff --git a/ionic/components/app/test/animations/index.js b/ionic/components/app/test/animations/index.js
index 881c28af0c..7e4c25f512 100644
--- a/ionic/components/app/test/animations/index.js
+++ b/ionic/components/app/test/animations/index.js
@@ -19,21 +19,31 @@ class IonicApp {
     this.animation = new Animation();
 
     this.animation
-      .duration(1000)
-      .easing('ease-in-out');
+      .duration(2000)
+      .easing('spring');
+
+
+    var ball = new Animation( document.querySelector('.ball') );
+    ball
+      .from('translateX', '0px')
+      .to('translateX', '250px')
+
+    this.animation.addChild(ball);
 
 
     var row1 = new Animation( document.querySelectorAll('.square') );
     row1
-      .from('opacity', 1)
-      .to('opacity', 0)
-      .to('transform', 'scale(0)')
-      .beforePlay.addClass('added-before-play')
-      .afterFinish.addClass('added-after-finish')
+      .from('opacity', 0.8)
+      .to('opacity', 0.2)
+
+    this.animation.addChild(row1);
 
     var row2 = new Animation( document.querySelectorAll('.square2') );
     row2
-      .to('transform', 'rotate(90deg) scale(0.5)')
+      .from('rotate', '0deg')
+      .from('scale', '1')
+      .to('rotate', '90deg')
+      .to('scale', '0.5')
       .beforePlay.addClass('added-before-play')
       .afterFinish.addClass('added-after-finish')
 
diff --git a/ionic/components/app/test/animations/main.html b/ionic/components/app/test/animations/main.html
index 10ddcbdf49..afe886b7da 100644
--- a/ionic/components/app/test/animations/main.html
+++ b/ionic/components/app/test/animations/main.html
@@ -2,9 +2,29 @@
 <head>
   <title>Animation Tests</title>
   <script src="./web-animations-js/web-animations-next.dev.js"></script>
+  <style>
+    .ball-container {
+      position: absolute;
+      top: 200px;
+      left: 50px;
+      border: 1px solid gray;
+      width: 300px;
+      height: 51px;
+    }
+    .ball {
+      position: absolute;
+      width: 50px;
+      height: 50px;
+      background: blue;
+    }
+  </style>
 </head>
 <body>
 
+  <div class="ball-container">
+    <div class="ball"></div>
+  </div>
+
   <div style="position: absolute; top: 300px; left: 50px;">
 
     <div class="red square" style="position:absolute; width:100px; height:100px; background:red; top: 0; left: 0;"></div>
diff --git a/ionic/components/nav/nav-base.js b/ionic/components/nav/nav-base.js
index 50fe556a63..1cf6a155fb 100644
--- a/ionic/components/nav/nav-base.js
+++ b/ionic/components/nav/nav-base.js
@@ -24,10 +24,10 @@ export class NavBase {
     this.sbActive = false;
   }
 
-  set initial(Class) {
-    if (!this._init) {
+  set initial(Component) {
+    if (!this._init && Component) {
       this._init = true;
-      this.push(Class);
+      this.push(Component);
     }
   }
 
diff --git a/ionic/components/nav/test/basic/index.js b/ionic/components/nav/test/basic/index.js
index a0e14745e5..a6d074d726 100644
--- a/ionic/components/nav/test/basic/index.js
+++ b/ionic/components/nav/test/basic/index.js
@@ -2,9 +2,8 @@ import {bootstrap} from 'angular2/angular2'
 import {Component, Directive} from 'angular2/src/core/annotations_impl/annotations';
 import {View} from 'angular2/src/core/annotations_impl/view';
 
-import {Nav} from 'ionic/components/nav/nav'
-import {Log} from 'ionic/util'
-import {FirstPage} from './pages/first-page'
+import {Nav} from 'ionic/components/nav/nav';
+import {FirstPage} from './pages/first-page';
 
 
 @Component({ selector: 'ion-app' })
diff --git a/ionic/components/tabs/tabs.js b/ionic/components/tabs/tabs.js
index afcceff047..6aa28cebb8 100644
--- a/ionic/components/tabs/tabs.js
+++ b/ionic/components/tabs/tabs.js
@@ -7,7 +7,7 @@ import {Injector} from 'angular2/di';
 
 import {NavBase} from 'ionic/components/nav/nav-base';
 import {IonicComponent} from 'ionic/config/component';
-import {Tab} from 'ionic/components/tabs/tab';
+import {Tab} from './tab';
 
 
 @Component({
diff --git a/ionic/transitions/ios-transition.js b/ionic/transitions/ios-transition.js
index 7464f88a32..211517f313 100644
--- a/ionic/transitions/ios-transition.js
+++ b/ionic/transitions/ios-transition.js
@@ -7,11 +7,11 @@ const DURATION = 500;
 const EASING = 'cubic-bezier(.36,.66,.04,1)';
 
 const OPACITY = 'opacity';
-const TRANSFORM = 'transform';
+const TRANSLATEX = 'translateX';
 
-const CENTER = 'none';
-const OFF_RIGHT = 'translate3d(100%,0px,0px)';
-const OFF_LEFT = 'translate3d(-33%,0px,0px)';
+const OFF_RIGHT = '100%';
+const OFF_LEFT = '-33%';
+const CENTER = '0%'
 const OFF_OPACITY = 0.8;
 
 const SHOW_TOOLBAR_CSS = 'show-toolbar';
@@ -55,13 +55,13 @@ class IOSTransition extends Animation {
     // before starting, set enteringItem to display: block
     enteringContent
       .beforePlay.addClass(SHOW_NAV_ITEM_CSS)
-      .to(TRANSFORM, CENTER)
+      .to(TRANSLATEX, CENTER)
       .to(OPACITY, 1);
 
     enteringTitle
       .from(OPACITY, 0)
       .to(OPACITY, 1)
-      .to(TRANSFORM, CENTER);
+      .to(TRANSLATEX, CENTER);
 
     enteringToolbars
       .beforePlay.addClass(SHOW_TOOLBAR_CSS);
@@ -77,14 +77,14 @@ class IOSTransition extends Animation {
     // when completed, set leavingItem to display: none
     leavingContent
       .afterFinish.removeClass(SHOW_NAV_ITEM_CSS)
-      .from(TRANSFORM, CENTER)
+      .from(TRANSLATEX, CENTER)
       .from(OPACITY, 1);
 
     leavingToolbars
       .afterFinish.removeClass(SHOW_TOOLBAR_CSS);
 
     leavingTitle
-      .from(TRANSFORM, CENTER)
+      .from(TRANSLATEX, CENTER)
       .from(OPACITY, 1);
 
     if (leavingItem) {
@@ -97,42 +97,41 @@ class IOSTransition extends Animation {
     if (opts.direction === 'back') {
       // back direction
       enteringContent
-        .from(TRANSFORM, OFF_LEFT)
+        .from(TRANSLATEX, OFF_LEFT)
         .from(OPACITY, OFF_OPACITY)
         .to(OPACITY, 1);
 
       enteringTitle
-        .from(TRANSFORM, OFF_LEFT);
+        .from(TRANSLATEX, OFF_LEFT);
 
       leavingContent
-        .to(TRANSFORM, OFF_RIGHT)
+        .to(TRANSLATEX, OFF_RIGHT)
         .to(OPACITY, 1);
 
       leavingTitle
-        .to(TRANSFORM, OFF_RIGHT)
+        .to(TRANSLATEX, OFF_RIGHT)
         .to(OPACITY, 0);
 
     } else {
       // forward direction
       enteringContent
-        .from(TRANSFORM, OFF_RIGHT)
+        .from(TRANSLATEX, OFF_RIGHT)
         .from(OPACITY, 1);
 
       enteringTitle
-        .from(TRANSFORM, OFF_RIGHT);
+        .from(TRANSLATEX, OFF_RIGHT);
 
       leavingContent
-        .to(TRANSFORM, OFF_LEFT)
+        .to(TRANSLATEX, OFF_LEFT)
         .to(OPACITY, OFF_OPACITY);
 
       leavingTitle
-        .to(TRANSFORM, OFF_LEFT)
+        .to(TRANSLATEX, OFF_LEFT)
         .to(OPACITY, 0);
     }
 
     // set child animations
     this.children(enteringContent, enteringToolbars, enteringTitle, leavingContent, leavingToolbars, leavingTitle);
-
   }
 
   stage() {