diff --git a/mod/lesson/lang/en/lesson.php b/mod/lesson/lang/en/lesson.php
index 174b9516457..5f803c078af 100644
--- a/mod/lesson/lang/en/lesson.php
+++ b/mod/lesson/lang/en/lesson.php
@@ -80,7 +80,8 @@ $string['cannotfindtimer'] = 'Error: could not find lesson_timer records';
 $string['cannotfinduser'] = 'Error: could not find users';
 $string['canretake'] = '{$a} can re-take';
 $string['canretake_help'] = 'If enabled, students can attempt the lesson more than once.';
-$string['casesensitive'] = 'Use Regular Expressions';
+$string['casesensitive'] = 'Use regular expressions';
+$string['casesensitive_help'] = 'Tick the checkbox to use regular expressions for analysing responses.';
 $string['classstats'] = 'Class statistics';
 $string['clicktodownload'] = 'Click on the following link to download the file.';
 $string['clicktopost'] = 'Click here to post your grade on the High Scores list.';
@@ -258,7 +259,8 @@ $string['move'] = 'Move page';
 $string['movedpage'] = 'Moved page';
 $string['movepagehere'] = 'Move page to here';
 $string['moving'] = 'Moving page: {$a}';
-$string['multianswer'] = 'Multianswer';
+$string['multianswer'] = 'Multiple-answer';
+$string['multianswer_help'] = 'Tick the checkbox if more than one response is a correct answer.';
 $string['multichoice'] = 'Multichoice';
 $string['multipleanswer'] = 'Multiple Answer';
 $string['nameapproved'] = 'Name approved';
@@ -397,7 +399,7 @@ $string['unseenpageinbranch'] = 'Unseen question within a branch';
 $string['unsupportedqtype'] = 'Unsupported question type ({$a})!';
 $string['updatedpage'] = 'Updated page';
 $string['updatefailed'] = 'Update failed';
-$string['useeditor'] = 'Use editor';
+$string['useeditor_help'] = 'If enabled, an HTML editor will be available after clicking the "Redisplay page" button at the bottom of the page.';
 $string['usemaximum'] = 'Use maximum';
 $string['usemean'] = 'Use mean';
 $string['usepassword'] = 'Password protected lesson';