diff --git a/.gitignore b/.gitignore
index 5d44b85e..0cca26b7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -69,3 +69,4 @@ target/
 # Noise
 .DS_Store
 .sass-cache/
+edivorce/apps/core/static/css/main.css.map
diff --git a/edivorce/apps/core/static/js/functions.js b/edivorce/apps/core/static/js/functions.js
index a8d8fcd0..f6933db7 100644
--- a/edivorce/apps/core/static/js/functions.js
+++ b/edivorce/apps/core/static/js/functions.js
@@ -7,15 +7,59 @@ var reveal = function(el) {
     var id = '#' + el.data("target_id");
     var css_class = el.data("target_class");
     var related_id = el.data("related_id");
-    // hide or show based on target id
+    var reveal_condition = el.data("reveal_condition");
+    var should_reveal = true;
+
+    if (reveal_condition !== undefined) {
+        should_reveal = false;
+        if (reveal_condition.startsWith(">=")) {
+            should_reveal = el.val() >= parseInt(reveal_condition.slice(2), 10);
+        } else if (reveal_condition.startsWith("<=")) {
+            should_reveal = el.val() <= parseInt(reveal_condition.slice(2), 10);
+        } else if (reveal_condition.startsWith("==")) {
+            should_reveal = el.val() === parseInt(reveal_condition.slice(2), 10);
+        } else if (reveal_condition.startsWith("<")) {
+            should_reveal = el.val() < parseInt(reveal_condition.slice(1), 10);
+        } else if (reveal_condition.startsWith(">")) {
+            should_reveal = el.val() > parseInt(reveal_condition.slice(1), 10) ;
+        }
+
+        if (!should_reveal) {
+            if (related_id !== undefined){
+                $('#' + related_id).hide();
+            }
+            if (css_class !== undefined){
+                $('.' + css_class).hide();
+            }
+        }
+    }
+
+    if (should_reveal) {
+        showHideTargetId(el, id, related_id);
+        showHideRevealClass(el, css_class);
+
+        if (el.prop('name') === "provide_certificate_later" || el.prop('name') === "original_marriage_certificate") {
+            if ($('input[name=provide_certificate_later]:checked').val() !== 'YES' && $('input[name=original_marriage_certificate]:checked').val() === 'NO') {
+                $('#is_certificate_in_english').hide();
+            }
+            else {
+                $('#is_certificate_in_english').show();
+            }
+        }
+    }
+};
+
+// hide or show based on target id
+var showHideTargetId = function(el, id, related_id) {
     if (el.data("reveal_target") === true && el.prop('checked')) {
         $(id).show();
         if (related_id !== undefined){
             $('#' + related_id).hide();
         }
         if (id === "#has_children"){
-            reveal($("input[name=any_under_19]:checked"));
+            reveal($("input[name=number_children_over_19]"));
         }
+
         // reveal nested question as well
         if (id ==="#marriage_certificate"){
             reveal($("input[name=provide_certificate_later]:checked"));
@@ -26,24 +70,17 @@ var reveal = function(el) {
             $('#' + related_id).show();
         }
     }
+};
 
-    // hide or show based on target css class
+// Controls show or hiding a target css class
+var showHideRevealClass = function(el, target_css_class) {
     if (el.data("reveal_class") === false) {
-        if (css_class !== undefined){
-            $('.' + css_class).hide();
+        if (target_css_class !== undefined){
+            $('.' + target_css_class).hide();
         }
     } else {
-        if (css_class !== undefined){
-            $('.' + css_class).show();
-        }
-    }
-
-    if (el.prop('name') === "provide_certificate_later" || el.prop('name') === "original_marriage_certificate"){
-        if ($('input[name=provide_certificate_later]:checked').val() !== 'YES' && $('input[name=original_marriage_certificate]:checked').val() === 'NO') {
-            $('#is_certificate_in_english').hide();
-        }
-        else {
-            $('#is_certificate_in_english').show();
+        if (target_css_class !== undefined){
+            $('.' + target_css_class).show();
         }
     }
 };
diff --git a/edivorce/apps/core/static/js/main.js b/edivorce/apps/core/static/js/main.js
index 07b9c522..f70ccd94 100755
--- a/edivorce/apps/core/static/js/main.js
+++ b/edivorce/apps/core/static/js/main.js
@@ -50,7 +50,7 @@ $(function () {
         $(this).parent().find('.radio-with-other').prop('checked', true);
     });
 
-    $("input[type=radio], input[type=checkbox], input[type=text], .response-textarea, .response-dropdown").on("change", ajaxOnChange);
+    $("input[type=number], input[type=radio], input[type=checkbox], input[type=text], .response-textarea, .response-dropdown").on("change", ajaxOnChange);
 
     // If relationship is common law and they want spousal support, update spouse_support_act with hidden input field, spouse_support_act_common_law
     if ($("#spouse_support_act_common_law").length) {
diff --git a/edivorce/apps/core/templates/prequalification/step_04.html b/edivorce/apps/core/templates/prequalification/step_04.html
index 45417ea6..7e5e6c4f 100644
--- a/edivorce/apps/core/templates/prequalification/step_04.html
+++ b/edivorce/apps/core/templates/prequalification/step_04.html
@@ -193,13 +193,13 @@
     <div class="reveal question-well">
         <h3>How many children are under the age of 19?</h3>
 
-{#        {% input_field type="text" name="number_children_under_19"  data_target_id="number_children_under_19" %}#}
+        {% input_field type="number" name="number_children_under_19"  value="0" min="0" data_target_id="number_children_under_19" %}
     </div>
 
     <div class="reveal question-well">
         <h3>How many children are 19 years or older?</h3>
 
-{#        {% input_field type="text" name="number_children_over_19"  data_target_id="number_children_over_19" data_reveal_target="true" data_related_id="financial_support" data_target_class="not-disqualified-age" data_reveal_class="false"%}#}
+        {% input_field type="number" name="number_children_over_19" value="0" min="0" data_target_id="number_children_over_19" data_related_id="financial_support" data_target_class="not-disqualified-age" data_reveal_class="true" data_reveal_condition=">0" %}
     </div>
 
     <div class="reveal question-well" id="financial_support" hidden>
@@ -213,6 +213,49 @@
             <div class="checkbox"><label>{% input_field type="checkbox" name="children_financial_support" value="Yes, due to illness" data_target_id="need_support" data_reveal_target="true" data_target_class="not-disqualified-other" data_reveal_class="false" %}Yes, due to illness</label></div>
             <div class="checkbox"><label>{% input_field type="checkbox" name="children_financial_support" value="Yes, other reason" data_target_id="need_support" data_reveal_target="true" data_target_class="not-disqualified-other" data_reveal_class="false" %}Yes, other reason(s)</label></div>
         </div>
+        <div class="collapse-trigger collapsed" data-toggle="collapse"
+         aria-expanded="false" data-target="#collapse_circumstances_change_child_support"
+         aria-controls="collapse_circumstances_change_child_support">
+            <div>
+                What if circumstances change and child support is either required, or not required, for any
+                children over 19 years of age?
+            </div>
+        </div>
+        <div class="collapse" id="collapse_circumstances_change_child_support">
+            <div>
+                <p>
+                    If you have a child support agreement, you can change it at any time if both of you agree.
+                </p>
+                <p>
+                    If the other party doesn’t agree with a change you want to make, you can apply to court
+                    to set aside all or part of the agreement. The court would then replace it with a court
+                    order. The court may set aside your agreement if it’s different from what the court would
+                    have ordered under the law.
+                </p>
+                <p>
+                    If you have a court order, either party can apply to lower or raise child support payments
+                    if there’s a change in circumstances, such as:
+                </p>
+                <ul>
+                    <li>a long-term income change for the payor,</li>
+                    <li>a change to the child’s special or extraordinary expenses, or</li>
+                    <li>a change in parenting arrangements or contact.</li>
+                </ul>
+                <p>
+                    The court can also change the order if:
+                </p>
+                <ul>
+                    <li>circumstances have changed so much that a court would make a different order now,</li>
+                    <li>one party didn’t provide all the required financial information when the order was made, or</li>
+                    <li>there’s important new information that wasn’t available when the first order was made.</li>
+                </ul>
+                <p>
+                    If you have taken over responsibility for the daily care of a child from the other parent
+                    or guardian, you can apply to change the child support order or agreement so the other parent
+                    or guardian pays you child support.
+                </p>
+            </div>
+        </div>
         <div class="information-message bg-danger hard-stop" id="need_support" hidden>
             <p>Sorry, but at this point in time you will not be able to
             complete your application for divorce using this online tool.
diff --git a/edivorce/apps/core/templatetags/input_field.py b/edivorce/apps/core/templatetags/input_field.py
index d48a8a3e..f7829fd6 100644
--- a/edivorce/apps/core/templatetags/input_field.py
+++ b/edivorce/apps/core/templatetags/input_field.py
@@ -23,6 +23,8 @@ def input_field(context, type, name='', value='', multiple='', **kwargs):
         # set initial value for textbox
         if type == "text" and value == '' and multiple != 'true':
             value = context.get(name, '')
+        elif type == "number":
+            value = context.get(name, '')
         tag = ['<input type="%s" name="%s" value="%s"' % (type, name, value)]
 
         tag = additional_attributes(tag, **kwargs)
diff --git a/edivorce/apps/core/utils/question_step_mapping.py b/edivorce/apps/core/utils/question_step_mapping.py
index 8554c581..efa219f0 100644
--- a/edivorce/apps/core/utils/question_step_mapping.py
+++ b/edivorce/apps/core/utils/question_step_mapping.py
@@ -5,7 +5,9 @@
 question_step_mapping = {
     'prequalification': ['married_marriage_like', 'lived_in_bc',
                          'lived_in_bc_at_least_year', 'separation_date',
-                         'children_of_marriage', 'any_under_19',
+                         'children_of_marriage',
+                         'number_children_under_19',
+                         'number_children_over_19',
                          'children_financial_support',
                          'original_marriage_certificate',
                          'provide_certificate_later',
diff --git a/edivorce/apps/core/utils/step_completeness.py b/edivorce/apps/core/utils/step_completeness.py
index 2140128f..12681d56 100644
--- a/edivorce/apps/core/utils/step_completeness.py
+++ b/edivorce/apps/core/utils/step_completeness.py
@@ -51,8 +51,12 @@ def is_complete(step, lst):
 
 
 def __condition_met(reveal_response, target, lst):
-    # return false if the condition was not met
-    if target["value"] != reveal_response:
+    # check whether using a numeric condition
+    numeric_condition_met = __evaluate_numeric_condition(target, reveal_response)
+    if numeric_condition_met is None:
+        if target["value"] != reveal_response:
+            return False
+    elif numeric_condition_met is False:
         return False
 
     # return true if the target is not Conditional
@@ -79,3 +83,27 @@ def __has_value(key, lst):
             if answer != "" and answer != "[]" and answer != '[["",""]]':
                 return True
     return False
+
+
+def __evaluate_numeric_condition(target, reveal_response):
+    """
+    Tests whether the reveal_response contains a numeric condition.  If so, it will
+    evaluate the numeric condition and return the results of that comparison.
+
+    :param target: the questions value being tested against
+    :param reveal_response: the numeric condition that will be evaluated against
+    :return: boolean result of numeric condition evaluation or None if there is no
+    numeric condition to evaluate.
+    """
+    if reveal_response.startswith('>='):
+        return int(target["value"]) >= int(reveal_response[2:])
+    elif reveal_response.startswith('<='):
+        return int(target["value"]) <= int(reveal_response[2:])
+    elif reveal_response.startswith('=='):
+        return int(target["value"]) == int(reveal_response[2:])
+    elif reveal_response.startswith('<'):
+        return int(target["value"]) < int(reveal_response[1:])
+    elif reveal_response.startswith('>'):
+        return int(target["value"]) > int(reveal_response[1:])
+    else:
+        return None
diff --git a/edivorce/fixtures/Question.json b/edivorce/fixtures/Question.json
index 8bf024be..7ad4f2d4 100644
--- a/edivorce/fixtures/Question.json
+++ b/edivorce/fixtures/Question.json
@@ -71,26 +71,14 @@
     "model": "core.question",
     "pk": "children_of_marriage"
 },
-{
-    "fields": {
-        "name": "Are any of the children under 19 years old?",
-        "description": "For pre-qualification step 4",
-        "summary_order": 8,
-        "required": "Conditional",
-        "conditional_target": "children_of_marriage",
-        "reveal_response": "YES"
-    },
-    "model": "core.question",
-    "pk": "any_under_19"
-},
 {
     "fields": {
         "name": "Are you financially supporting any of the children that are 19 years or older?",
         "description": "For pre-qualification step 4, Form 1 3. Info concerning children",
         "summary_order": 9,
         "required": "Conditional",
-        "conditional_target": "any_under_19",
-        "reveal_response": "NO"
+        "conditional_target": "number_children_over_19",
+        "reveal_response": ">0"
     },
     "model": "core.question",
     "pk": "children_financial_support"
@@ -784,5 +772,29 @@
     },
     "model": "core.question",
     "pk": "name_change_spouse_fullname"
+},
+{
+    "fields": {
+        "name": "How many children are under the age of 19?",
+        "description": "For pre-qualification step 4, Form 1 3. Info concerning children",
+        "summary_order": 0,
+        "required": "Conditional",
+        "conditional_target": "children_of_marriage",
+        "reveal_response": "YES"
+    },
+    "pk": "number_children_under_19",
+    "model": "core.question"
+},
+{
+    "fields": {
+        "name": "How many children are 19 years or older?",
+        "description": "For pre-qualification step 4, Form 1 3. Info concerning children",
+        "summary_order": 0,
+        "required": "Conditional",
+        "conditional_target": "children_of_marriage",
+        "reveal_response": "YES"
+    },
+    "pk": "number_children_over_19",
+    "model": "core.question"
 }
 ]