diff --git a/lang/en/grades.php b/lang/en/grades.php
index 7c64cab2cea..44dc58afa1c 100644
--- a/lang/en/grades.php
+++ b/lang/en/grades.php
@@ -647,22 +647,22 @@ $string['showanalysisicon'] = 'Show grade analysis icon';
 $string['showanalysisicon_desc'] = 'Whether to show grade analysis icon by default. If the activity module supports it, the grade analysis icon links to a page with more detailed explanation of the grade and how it was obtained.';
 $string['showanalysisicon_help'] = 'If the activity module supports it, the grade analysis icon links to a page with more detailed explanation of the grade and how it was obtained.';
 $string['showaverage'] = 'Show average';
-$string['showaverage_help'] = 'Show the average column? Students may be able to estimate other student\'s grades if the average is calculated from a small number of grades. For performance reasons the average is approximate if it is dependent on any hidden items.';
+$string['showaverage_help'] = 'Whether to show an average column. Note that participants may be able to estimate others\' grades if the average is calculated from a small number of grades. For performance reasons the average is approximate if it is dependent on any hidden items.';
 $string['showcontributiontocoursetotal'] = 'Show contribution to course total';
 $string['showcontributiontocoursetotal_help'] = 'Whether to show a column of percentages indicating how much each grade item contributes to the user\'s course total percentage (after weighting is applied).';
 $string['showfeedback'] = 'Show feedback';
-$string['showfeedback_help'] = 'Show the feedback column?';
+$string['showfeedback_help'] = 'Whether to show a column for feedback.';
 $string['showgrade'] = 'Show grades';
-$string['showgrade_help'] = 'Show the grade column?';
+$string['showgrade_help'] = 'Whether to show a column for grades.';
 $string['showingaggregatesonly'] = 'Showing aggregates only';
 $string['showingfullmode'] = 'Showing full view';
 $string['showinggradesonly'] = 'Showing grades only';
 $string['showlettergrade'] = 'Show letter grades';
-$string['showlettergrade_help'] = 'Show the letter grade column?';
+$string['showlettergrade_help'] = 'Whether to show a column for letter grades.';
 $string['showrange'] = 'Show ranges';
-$string['showrange_help'] = 'Show the range column?';
+$string['showrange_help'] = 'Whether to show a column for the range.';
 $string['showweight'] = 'Show weightings';
-$string['showweight_help'] = 'Show the grade weight column?';
+$string['showweight_help'] = 'Whether to show a column for the grade weight.';
 $string['rangedecimals'] = 'Range decimal points';
 $string['rangedecimals_help'] = 'The number of decimal points to display for range.';
 $string['showactivityicons'] = 'Show activity icons';
@@ -692,7 +692,7 @@ $string['shownumberofgrades_help'] = 'If enabled, the number of grades used when
 $string['showonlyactiveenrol'] = 'Show only active enrolments';
 $string['showonlyactiveenrol_help'] = 'This setting determines, if only active enrolled users will be visible in gradebook report. If enabled suspended users will not be shown in gradebook.';
 $string['showpercentage'] = 'Show percentage';
-$string['showpercentage_help'] = 'Show the percentage value of each grade item?';
+$string['showpercentage_help'] = 'Whether to show the percentage value of each grade item.';
 $string['showquickfeedback'] = 'Show quick feedback';
 $string['showquickfeedback_help'] = 'If enabled, when editing is turned on, a feedback text input box with a dotted border appears for each grade, allowing the feedback for many grades to be edited at the same time. Changes are saved and highlighted when the update button is clicked.
 
@@ -700,7 +700,7 @@ Note that when feedback is edited in the grader report, an overridden flag is se
 $string['showranges'] = 'Show ranges';
 $string['showranges_help'] = 'If enabled, the grader report will contain an additional row displaying the range for each category and grade item.';
 $string['showrank'] = 'Show rank';
-$string['showrank_help'] = 'Show the position of the student in relation to the rest of the class for each grade item?';
+$string['showrank_help'] = 'Whether to show the position of the student in relation to the rest of the class for each grade item.';
 $string['showuserimage'] = 'Show user profile images';
 $string['showuserimage_help'] = 'Whether to show the user\'s profile image next to the name in the grader report.';
 $string['showverbose'] = 'Show {$a->category} {$a->itemmodule} {$a->itemname}';
diff --git a/mod/lesson/lang/en/lesson.php b/mod/lesson/lang/en/lesson.php
index 566b42a18a3..b8f6968e323 100644
--- a/mod/lesson/lang/en/lesson.php
+++ b/mod/lesson/lang/en/lesson.php
@@ -467,7 +467,7 @@ $string['thefollowingpagesjumptothispage'] = 'The following pages jump to this p
 $string['thispage'] = 'This page';
 $string['timeisup'] = 'Time is up';
 $string['timelimit'] = 'Time limit';
-$string['timelimit_help'] = 'If enabled, a warning about the time limit is displayed at the beginning of the lesson and a countdown timer is displayed. Answer given after time is elapsed aren\'t graded';
+$string['timelimit_help'] = 'If enabled, a warning about the time limit is displayed at the beginning of the lesson and a countdown timer is displayed. Any answers given after the time has elapsed are not graded.';
 $string['timelimitwarning'] = 'You have {$a} to finish the lesson.';
 $string['timeremaining'] = 'Time remaining';
 $string['timespenterror'] = 'Spend at least {$a} minutes in the lesson';