diff --git a/lib/models/trial.dart b/lib/models/trial.dart
index 5535180..db15959 100644
--- a/lib/models/trial.dart
+++ b/lib/models/trial.dart
@@ -1,6 +1,11 @@
+import 'package:json_annotation/json_annotation.dart';
+
 import 'trial_type.dart';
 
+part 'trial.g.dart';
+
 /// Represents the data of a single trial.
+@JsonSerializable()
 class Trial {
   /// Unique identifier for the participant
   final String participantID;
@@ -34,4 +39,9 @@ class Trial {
     return "Trial(participantID: $participantID, sessionID: $sessionID, "
         "trialType: $trialType, stim: $stim, response: $response)";
   }
+
+  /// Convert the [Trial] object to its json representation.
+  /// This method is particularly useful when uploading data to Firebase and
+  /// similar no-sql dbs.
+  Map<String, dynamic> toJson() => _$TrialToJson(this);
 }
diff --git a/lib/models/trial.g.dart b/lib/models/trial.g.dart
new file mode 100644
index 0000000..aeb7675
--- /dev/null
+++ b/lib/models/trial.g.dart
@@ -0,0 +1,28 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'trial.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+Trial _$TrialFromJson(Map<String, dynamic> json) => Trial(
+      participantID: json['participantID'] as String,
+      sessionID: json['sessionID'] as String,
+      trialType: $enumDecode(_$TrialTypeEnumMap, json['trialType']),
+      stim: json['stim'] as String,
+      response: json['response'] as String,
+    );
+
+Map<String, dynamic> _$TrialToJson(Trial instance) => <String, dynamic>{
+      'participantID': instance.participantID,
+      'sessionID': instance.sessionID,
+      'trialType': instance.trialType,
+      'stim': instance.stim,
+      'response': instance.response,
+    };
+
+const _$TrialTypeEnumMap = {
+  TrialType.practice: 'practice',
+  TrialType.experimental: 'experimental',
+};
diff --git a/test/models/trial_test.dart b/test/models/trial_test.dart
index fe0d805..98f2a4c 100644
--- a/test/models/trial_test.dart
+++ b/test/models/trial_test.dart
@@ -17,4 +17,21 @@ void main() {
         "response: ${trial.response})";
     expect(trial.toString(), strRep);
   });
+
+  test(
+    "Trial.toJson returns a valid json representation",
+    () {
+      final Trial trial = Trial(
+        participantID: '101',
+        sessionID: '001',
+        trialType: TrialType.practice,
+        stim: 'stimuli',
+        response: 'participant response',
+      );
+
+      final Map<String, dynamic> trialJson = trial.toJson();
+
+      expect(trialJson, isMap);
+    },
+  );
 }