diff --git a/doc/source/index.rst b/doc/source/index.rst
index 719f528b2..586c8810f 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -146,6 +146,7 @@ ICESat-2 datasets to enable scientific discovery.
    contributing/contribution_guidelines
    contributing/how_to_contribute
    contributing/icepyx_internals
+   contributing/quest-available-datasets
    contributing/attribution_link
    contributing/development_plan
    contributing/release_guide
diff --git a/icepyx/quest/quest.py b/icepyx/quest/quest.py
index c54e49b73..fe3039a39 100644
--- a/icepyx/quest/quest.py
+++ b/icepyx/quest/quest.py
@@ -59,7 +59,7 @@ def __init__(
         date_range=None,
         start_time=None,
         end_time=None,
-        proj="Default",
+        proj="default",
     ):
         """
         Tells QUEST to initialize data given the user input spatiotemporal data.
@@ -94,9 +94,23 @@ def add_icesat2(
         tracks=None,
         files=None,
         **kwargs,
-    ):
+    ) -> None:
         """
         Adds ICESat-2 datasets to QUEST structure.
+
+        Parameters
+        ----------
+
+        For details on inputs, see the Query documentation.
+
+        Returns
+        -------
+        None
+
+        See Also
+        --------
+        icepyx.core.GenQuery
+        icepyx.core.Query
         """
 
         query = Query(
@@ -122,41 +136,76 @@ def add_icesat2(
     # ----------------------------------------------------------------------
     # Methods (on all datasets)
 
-    # error handling? what happens when one of i fails...
-    def search_all(self):
+    # error handling? what happens when the user tries to re-query?
+    def search_all(self, **kwargs):
         """
         Searches for requred dataset within platform (i.e. ICESat-2, Argo) of interest.
+
+        Parameters
+        ----------
+        **kwargs : default None
+                Optional passing of keyword arguments to supply additional search constraints per datasets.
+                Each key must match the dataset name (e.g. "icesat2", "argo") as in quest.datasets.keys(),
+                and the value is a dictionary of acceptable keyword arguments
+                and values allowable for the `search_data()` function for that dataset.
+                For instance: `icesat2 = {"IDs":True}, argo = {"presRange":"10,500"}`.
         """
         print("\nSearching all datasets...")
 
-        for i in self.datasets.values():
+        for k, v in self.datasets.items():
             print()
             try:
-                # querying ICESat-2 data
-                if isinstance(i, Query):
+                if isinstance(v, Query):
                     print("---ICESat-2---")
-                    msg = i.avail_granules()
+                    try:
+                        msg = v.avail_granules(kwargs[k])
+                    except KeyError:
+                        msg = v.avail_granules()
                     print(msg)
-                else: # querying all other data sets
-                    print(i)
-                    i.search_data()
+                else:
+                    print(k)
+                    try:
+                        v.search_data(kwargs[k])
+                    except KeyError:
+                        v.search_data()
             except:
-                dataset_name = type(i).__name__
+                dataset_name = type(v).__name__
                 print("Error querying data from {0}".format(dataset_name))
 
-    # error handling? what happens when one of i fails...
-    def download_all(self, path=""):
-        ' ' 'Downloads requested dataset(s).' ' '
+    # error handling? what happens if the user tries to re-download?
+    def download_all(self, path="", **kwargs):
+        """
+        Downloads requested dataset(s).
+
+        Parameters
+        ----------
+        **kwargs : default None
+                Optional passing of keyword arguments to supply additional search constraints per datasets.
+                Each key must match the dataset name (e.g. "icesat2", "argo") as in quest.datasets.keys(),
+                and the value is a dictionary of acceptable keyword arguments
+                and values allowable for the `search_data()` function for that dataset.
+                For instance: `icesat2 = {"verbose":True}, argo = {"keep_existing":True}`.
+        """
         print("\nDownloading all datasets...")
 
-        for i in self.datasets.values():
+        for k, v in self.datasets.items():
             print()
-            if isinstance(i, Query):
-                print("---ICESat-2---")
-                msg = i.download_granules(path)
-                print(msg)
-            else:
-                i.download()
-                print(i)
-
-    # DEVNOTE: see colocated data branch and phyto team files for code that expands quest functionality
+            try:
+
+                if isinstance(v, Query):
+                    print("---ICESat-2---")
+                    try:
+                        msg = v.download_granules(path, kwargs[k])
+                    except KeyError:
+                        msg = v.download_granules(path)
+                    print(msg)
+                else:
+                    print(k)
+                    try:
+                        msg = v.download(kwargs[k])
+                    except KeyError:
+                        msg = v.download()
+                    print(msg)
+            except:
+                dataset_name = type(v).__name__
+            print("Error downloading data from {0}".format(dataset_name))
diff --git a/icepyx/tests/test_quest.py b/icepyx/tests/test_quest.py
index 043ee159e..f50b1bea2 100644
--- a/icepyx/tests/test_quest.py
+++ b/icepyx/tests/test_quest.py
@@ -68,13 +68,36 @@ def test_add_is2(quest_instance):
 
 ########## ALL DATASET METHODS TESTS ##########
 
-# is successful execution enough here?
 # each of the query functions should be tested in their respective modules
 def test_search_all(quest_instance):
     # Search and test all datasets
     quest_instance.search_all()
 
 
-def test_download_all():
-    # this will require auth in some cases...
-    pass
+@pytest.mark.parametrize(
+    "kwargs",
+    [
+        {"icesat2": {"IDs": True}},
+        # {"argo":{"presRange":"10,500"}},
+        # {"icesat2":{"IDs":True}, "argo":{"presRange":"10,500"}}
+    ],
+)
+def test_search_all_kwargs(quest_instance, kwargs):
+    quest_instance.search_all(**kwargs)
+
+
+# TESTS NOT IMPLEMENTED
+# def test_download_all():
+#     # this will require auth in some cases...
+#     pass
+
+# @pytest.mark.parametrize(
+#     "kwargs",
+#     [
+#         {"icesat2": {"verbose":True}},
+#         # {"argo":{"keep_existing":True},
+#         # {"icesat2":{"verbose":True}, "argo":{"keep_existing":True}
+#     ],
+# )
+# def test_download_all_kwargs(quest_instance, kwargs):
+#     pass