diff --git a/data/beeutility/functions/load.mcfunction b/data/beeutility/functions/load.mcfunction
index b7e0f29..0903e75 100644
--- a/data/beeutility/functions/load.mcfunction
+++ b/data/beeutility/functions/load.mcfunction
@@ -1,3 +1,6 @@
+#region Initialize scoreboards
 scoreboard objectives add beeadult dummy
 scoreboard objectives add beebaby dummy
-scoreboard objectives add beeamount dummy
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+scoreboard objectives add beeamount dummy
+scoreboard objectives add beeage dummy
+#endregion
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diff --git a/data/beeutility/functions/query.mcfunction b/data/beeutility/functions/query.mcfunction
index 5c6abd1..febeb8d 100644
--- a/data/beeutility/functions/query.mcfunction
+++ b/data/beeutility/functions/query.mcfunction
@@ -1,8 +1,24 @@
 execute store result score @s beeamount run data get block ~ ~ ~ Bees
-execute store result score @s beeadult if data block ~ ~ ~ Bees[{EntityData:{Age:0}}]
-scoreboard players operation @s beebaby = @s beeamount
-scoreboard players operation @s beebaby -= @s beeadult
+#region query "Bee 1"'s age 
+execute store result score @s beeage if data block ~ ~ ~ Bees[0].EntityData.Age run data get block ~ ~ ~ Bees[0].EntityData.Age
+execute if data block ~ ~ ~ Bees[0].EntityData.Age if score @s beeage matches 0.. run scoreboard players add @s beeadult 1
+execute if data block ~ ~ ~ Bees[0].EntityData.Age if score @s beeage matches ..-1 run scoreboard players add @s beebaby 1
+#endregion
+#region query "Bee 2"'s age 
+execute store result score @s beeage if data block ~ ~ ~ Bees[1].EntityData.Age run data get block ~ ~ ~ Bees[1].EntityData.Age
+execute if data block ~ ~ ~ Bees[1].EntityData.Age if score @s beeage matches 0.. run scoreboard players add @s beeadult 1
+execute if data block ~ ~ ~ Bees[1].EntityData.Age if score @s beeage matches ..-1 run scoreboard players add @s beebaby 1
+#endregion
+#region query "Bee 3"'s age 
+execute store result score @s beeage if data block ~ ~ ~ Bees[2].EntityData.Age run data get block ~ ~ ~ Bees[2].EntityData.Age
+execute if data block ~ ~ ~ Bees[2].EntityData.Age if score @s beeage matches 0.. run scoreboard players add @s beeadult 1
+execute if data block ~ ~ ~ Bees[2].EntityData.Age if score @s beeage matches ..-1 run scoreboard players add @s beebaby 1
+#endregion
 title @s actionbar ["",{"text":"[蜜蜂助手] ","color":"gold"},{"score":{"name":"*","objective":"beeamount"}},"只蜜蜂，成年的",{"score":{"name":"*","objective":"beeadult"}},"只，幼年的",{"score":{"name":"*","objective":"beebaby"}},"只"]
-scoreboard players set @a beeamount 0
+#region reset scoreboards
+#shouldn't use "reset" operation, which may cause a null result
+scoreboard players set @s beeamount 0
 scoreboard players set @s beeadult 0
-scoreboard players set @s beebaby 0
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+scoreboard players set @s beebaby 0
+scoreboard players set @s beeage 0
+#endregion
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diff --git a/data/beeutility/functions/tick.mcfunction b/data/beeutility/functions/tick.mcfunction
index 6844168..ab63521 100644
--- a/data/beeutility/functions/tick.mcfunction
+++ b/data/beeutility/functions/tick.mcfunction
@@ -1 +1 @@
-execute as @a[predicate=beeutility:hold_glass_bottle] at @s anchored eyes positioned ^ ^ ^ anchored feet run function beeutility:ray
+execute as @a[predicate=beeutility:hold_glass_bottle] at @s anchored eyes positioned ^ ^ ^ anchored feet run function beeutility:ray
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