Math Mysteries
🏀 Herptology, basketball, videGrade 4Reading: grades 3-4Place valueMultiplicationRoundingAdditionDivision

The Lizard Lounge Looting

Oh no! Someone took the Golden Ukulele trophy from the Lizard Lounge! The thief left behind reptile tracks, basketball scuffs, and a weird video game controller. We must find the sneaky culprit!

Suspects

Possible suspects

Cross off a row as each clue rules it out. On screen, tap a row.

21 of 21 still in play
NameGaming MoveReptile GearShooting StanceGamer HeadwearDistraction Toy
Stevechameleon camo blendpoison dart frog armorright handed throwspiky blue hairout of tune ukulele
Lizard Larrychameleon camo blendpixelated fire spikesleft handed throwlizard scale helmetout of tune ukulele
Kobebutton mash speed runpixelated fire spikesright handed throwneon green headbandout of tune ukulele
Graceslam dunk sonic boompoison dart frog armorleft handed throwspiky blue hairsqueaky toy basketball
Luigigecko wall crawlsonic ukulele shieldleft handed throwlizard scale helmetout of tune ukulele
Gamer Garyslam dunk sonic boomsonic ukulele shieldleft handed throwspiky blue hairout of tune ukulele
Jakepixel dash teleportelastic iguana tongueleft handed throwlizard scale helmetsqueaky toy basketball
Bindichameleon camo blendpixelated fire spikesright handed throwlizard scale helmetout of tune ukulele
Tinypixel dash teleportpoison dart frog armorright handed throwlizard scale helmetout of tune ukulele
Giannispixel dash teleportelastic iguana tongueleft handed throwneon green headbandout of tune ukulele
Stephslam dunk sonic boompixelated fire spikesright handed throwspiky blue hairout of tune ukulele
Irwinchameleon camo blendpoison dart frog armorright handed throwlizard scale helmetsqueaky toy basketball
Shaqslam dunk sonic boomglow in the dark scalesright handed throwlizard scale helmetout of tune ukulele
LeBronchameleon camo blendelastic iguana tongueleft handed throwspiky blue hairsqueaky toy basketball
Spikebutton mash speed runpixelated fire spikesright handed throwlizard scale helmetout of tune ukulele
Suebutton mash speed runpixelated fire spikesleft handed throwlizard scale helmetsqueaky toy basketball
Slam Dunkybutton mash speed runglow in the dark scalesright handed throwspiky blue hairout of tune ukulele
Candacechameleon camo blendelastic iguana tongueright handed throwspiky blue hairstrobe game light
Bowsergecko wall crawlpixelated fire spikesright handed throwlizard scale helmetout of tune ukulele
Alexgecko wall crawlpixelated fire spikesleft handed throwneon green headbandsqueaky toy basketball
Uke Ukulelechameleon camo blendpixelated fire spikesright handed throwneon green headbandsqueaky toy basketball
Clue 1

Place value

We found a glowing gaming keypad by the snake cage. To open it, we must find the value of the digit in the tens place.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

T
800
600
500
T
800
600
9000
500
60
6000
20
500
80
200
20
T
800
600
70
4000
500
900
100
20
5000
80
30
70
100
500
80
What is the value of the 8 in 6,875?T
What is the value of the 5 in 45,714?W
What is the value of the 8 in 187?S
What is the value of the 2 in 626?O
What is the value of the 7 in 871?A
What is the value of the 3 in 436?C
What is the value of the 5 in 570?E
What is the value of the 1 in 9,155?L
What is the value of the 6 in 46,434?D
What is the value of the 6 in 621?H
What is the value of the 6 in 267?F
What is the value of the 9 in 940?G
What is the value of the 2 in 254?N
What is the value of the 9 in 9,271?I
What is the value of the 4 in 4,865?V
0/15 letters found
Clue 2

Multiplication facts (1-12)

The thief ran past the frog tanks. We can find the escape route by counting the total frogs in four rows of six tanks.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

T
11
48
22
84
20
63
25
22
30
84
22
8
22
48
50
30
50
20
63
12
48
T
11
64
108
50
30
4
22
T
11
108
50
24
24
30
84
1
70
70
1 × 11 =T
12 × 1 =G
2 × 11 =E
8 × 8 =Y
3 × 8 =L
7 × 12 =C
4 × 12 =H
1 × 1 =U
2 × 4 =N
7 × 9 =I
2 × 10 =R
1 × 4 =K
9 × 12 =B
10 × 5 =A
5 × 5 =M
10 × 7 =F
5 × 6 =S
0/17 letters found
Clue 3

Rounding

A radar screen tracked the thief speed but only shows numbers rounded to the nearest ten. Let us estimate the real speed.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

T
9000
500
1300
3000
30
T
9000
3000
4300
T
9000
30
1100
1300
430
30
7000
30
290
1300
290
1300
900
130
7000
1300
700
T
9000
500
1300
900
110
30
1100
Round 8,943 to the nearest thousandT
Round 291 to the nearest tenL
Round 430 to the nearest tenD
Round 128 to the nearest tenA
Round 478 to the nearest hundredH
Round 913 to the nearest hundredM
Round 106 to the nearest tenR
Round 1,051 to the nearest hundredN
Round 6,977 to the nearest thousandK
Round 26 to the nearest tenU
Round 4,324 to the nearest hundredF
Round 1,278 to the nearest hundredE
Round 692 to the nearest hundredS
Round 3,437 to the nearest thousandO
0/14 letters found
Clue 4

Addition

The arena guards counted the basketballs left on the court. We must add the red ones and the blue ones to find the total.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

A
2818
7580
7296
4175
9271
5727
6349
4175
3965
A
2818
6948
3419
7580
9703
A
2818
6349
4485
7296
4485
6349
8693
4485
8331
3134
A
2818
7580
3419
6948
4966
2293
2293
4485
3419
1066 + 1752 =A
2805 + 2161 =O
2578 + 3771 =L
5641 + 3052 =M
4649 + 5054 =C
2055 + 2120 =I
2672 + 1293 =Z
4274 + 2674 =R
3966 + 4365 =T
2844 + 2883 =Y
3117 + 1368 =E
2555 + 4741 =H
6311 + 2960 =N
1317 + 1817 =W
847 + 1446 =P
3964 + 3616 =S
1413 + 2006 =D
0/17 letters found
Clue 5

Division facts (1-12) — the last clue

We need to feed some crickets to our pet geckos. If we divide twenty crickets equally among five geckos, how many does each get?

First solve each problem. Then find each answer in the list below and cross that sentence out. One sentence will be left — that's exactly what the villain did!

Step 1 — solve these
110 ÷ 11 = ?
60 ÷ 5 = ?
45 ÷ 9 = ?
21 ÷ 7 = ?
32 ÷ 4 = ?
10 ÷ 10 = ?
2 ÷ 1 = ?
22 ÷ 2 = ?
63 ÷ 9 = ?
9 ÷ 1 = ?
48 ÷ 8 = ?
Step 2 — cross out the sentence with each answer
1.The villain performs a slam dunk sonic boom to shatter the glass, then grabs the golden prize with an elastic iguana tongue.
2.The villain performs a slam dunk sonic boom to shatter the glass, then blocks the guards with a sonic ukulele shield.
3.The villain performs a slam dunk sonic boom to shatter the glass, then deflects the trap nets with poison dart frog armor.
4.The villain uses a pixel dash teleport to bypass the lasers, then deflects the trap nets with poison dart frog armor.
5.The villain activates chameleon camo blend to fade into the walls, then blocks the doorway using pixelated fire spikes.
6.The villain does a gecko wall crawl to reach the high ceiling, then deflects the trap nets with poison dart frog armor.
7.The villain performs a slam dunk sonic boom to shatter the glass, then illuminates the dark vents with glow in the dark scales.
8.The villain does a gecko wall crawl to reach the high ceiling, then illuminates the dark vents with glow in the dark scales.
9.The villain does a gecko wall crawl to reach the high ceiling, then blocks the guards with a sonic ukulele shield.
10.The villain starts a button mash speed run to slip past the cameras, then blocks the doorway using pixelated fire spikes.
11.The villain activates chameleon camo blend to fade into the walls, then grabs the golden prize with an elastic iguana tongue.
12.The villain does a gecko wall crawl to reach the high ceiling, then blocks the doorway using pixelated fire spikes.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Place value, Multiplication, Rounding, Addition, Division
Reading level
grades 3-4
Theme
The Lizard Lounge Looting — set in The Reptile Arcade Arena
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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