diff --git a/life/src/main.rs b/life/src/main.rs
index 9772099..4b8dcf4 100644
--- a/life/src/main.rs
+++ b/life/src/main.rs
@@ -6,8 +6,7 @@ use bevy::{
     feathers::{containers::*, theme::ThemeProps},
     ui::{Checked, InteractionDisabled},
     ui_widgets::{
-        ActivateOnPress, SliderPrecision, SliderStep, ValueChange, checkbox_self_update,
-        slider_self_update,
+        ActivateOnPress, Checkbox, SliderPrecision, SliderStep, ValueChange, checkbox_self_update, slider_self_update
     },
 };
 use engine::*;
@@ -177,12 +176,15 @@ fn update_pitch_map_resource_ui(
 
 fn the_ui() -> impl Scene {
     fn toggle_note(
-        this: On<Activate>,
-        notes: Query<&Note, With<UiButton>>,
+        change: On<ValueChange<bool>>,
+        notes: Query<&Note, With<Checkbox>>,
         mut pitch_map: ResMut<PitchMap>,
     ) {
-        let this_note = notes.get(this.entity).unwrap();
-        pitch_map.toggle(this_note);
+        if change.is_final {
+            let this_note = notes.get(change.source).unwrap();
+            pitch_map.set_note(this_note, change.value);
+            info!("(note {:?}) Updated pitch map: {:#?}", this_note, pitch_map);
+        }
     }
 
     bsn! {
@@ -342,6 +344,7 @@ fn the_ui() -> impl Scene {
                                 on(|value_change: On<ValueChange<f32>>, mut pitch_map: ResMut<PitchMap>| {
                                     if value_change.is_final {
                                         pitch_map.octaves_up = value_change.value as usize;
+                                        info!("(octave up) Updated pitch map: {:#?}", pitch_map);
                                     }
                                 })
                                 on(slider_self_update),
@@ -351,6 +354,7 @@ fn the_ui() -> impl Scene {
                                 on(|value_change: On<ValueChange<f32>>, mut pitch_map: ResMut<PitchMap>| {
                                     if value_change.is_final {
                                         pitch_map.octaves_down = value_change.value as usize;
+                                        info!("(octave down) Updated pitch map: {:#?}", pitch_map);
                                     }
                                 })
                                 on(slider_self_update),
@@ -610,7 +614,7 @@ fn new_cell(
 
     let playback_settings = PlaybackSettings::ONCE.with_volume(volume);
 
-    info!("using coordinates {:?}", c);
+    debug!("using coordinates {:?}", c);
 
     bsn! {
         Cell
@@ -962,10 +966,10 @@ impl Default for PitchMap {
 }
 
 impl PitchMap {
-    fn toggle(&mut self, n: &Note) {
-        if let Some(idx) = self.notes.iter().position(|v| v == n) {
+    fn set_note(&mut self, n: &Note, value: bool) {
+        if !value && let Some(idx) = self.notes.iter().position(|v| v == n) {
             self.notes.swap_remove(idx);
-        } else {
+        } else if value {
             self.notes.push(n.clone());
         }
     }
@@ -980,12 +984,12 @@ impl PitchMap {
         let octave: isize = {
             let num_octaves: usize = self.octaves_up + self.octaves_down + 1;
             let y_coord: usize = c.y.strict_abs() as usize;  // TODO: shift first or something
-            info!("num_octaves: {:?}", num_octaves);
-            info!("y_coord: {:?}", y_coord);
+            debug!("num_octaves: {:?}", num_octaves);
+            debug!("y_coord: {:?}", y_coord);
             (y_coord % num_octaves) as isize - 5
         };
         let cp = CellPitch { note, octave };
-        info!("Cell Pitch: {:?}", cp);
+        debug!("Cell Pitch: {:?}", cp);
         cp
     }
 }