Math Crackers
🚀 Space, legos, football, disnGrade 2Reading: grades 1-2AdditionSubtractionPlace valueWord problemsMissing addends

The Space Pirate Block Mystery

Someone snuck onto Starship Blockbeard and hid the master brick blueprint! A sneaky Space Pirate Bot was spotted near the control room. Use your math skills to decode the clues and find out who did it.

Suspects

Possible suspects

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

21 of 21 still in play
NameMain GadgetExtra GearHandednessHeadwearWeakness
Goofywarp driveturbo drillleft handedred bandannaredstone dust
Mahomeswarp drivecyber parrotleft handedneon visorwater bucket
Marioplasma shieldmega magnetright handedsilver helmetgold coins
Woodyrocket bootspixel mapright handedsilver helmetgold coins
Peytonrocket bootsturbo drillleft handedsilver helmetredstone dust
Alexblock blastermega magnetleft handedneon visorredstone dust
Rexrocket bootsmega magnetright handedsilver helmetwater bucket
Everocket bootsmega magnetright handedred bandannawater bucket
Kelcewarp driveturbo drillright handedsilver helmetgold coins
Luigiwarp driveturbo drillright handedred bandannawater bucket
Smeeplasma shieldmega magnetright handedred bandannagold coins
Patrickwarp drivemega magnetleft handedred bandannaredstone dust
Steveplasma shieldpixel mapright handedsilver helmetgold coins
Donaldplasma shieldpower coreright handedneon visorgold coins
Sonicwarp drivepower coreright handedred bandannagold coins
Buzzwarp drivepixel mapright handedsilver helmetgold coins
Stitchplasma shieldturbo drillright handedred bandannagold coins
Hooklaser swordcyber parrotleft handedred bandannagold coins
Baymaxlaser swordpixel mapright handedred bandannagold coins
Mickeyblock blasterturbo drillright handedred bandannagold coins
WallElaser swordcyber parrotright handedred bandannaredstone dust
Clue 1

Addition

Count all the energy bricks to reveal the first secret code.

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
72
32
74
39
68
22
22
73
68
25
75
62
74
91
25
62
T
72
32
73
39
74
73
79
62
87
74
56
43
62
56
74
28 + 44 =T
43 + 44 =W
6 + 16 =L
42 + 37 =P
17 + 26 =C
38 + 24 =O
52 + 23 =D
52 + 21 =A
19 + 13 =H
22 + 17 =V
12 + 13 =N
26 + 48 =E
36 + 20 =R
24 + 44 =I
42 + 49 =S
0/15 letters found
Clue 2

Subtraction

Take away the damaged pirate blocks to read the signal.

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
51
12
30
21
45
T
51
27
30
66
66
66
23
21
23
81
45
73
12
T
51
12
23
27
71
30
71
81
56
16
56
T
51
89 - 38 =T
35 - 14 =W
71 - 5 =S
49 - 37 =H
79 - 8 =D
46 - 1 =I
90 - 17 =G
84 - 3 =R
40 - 13 =N
26 - 3 =A
47 - 31 =B
34 - 4 =E
68 - 12 =O
0/13 letters found
Clue 3

Place value

Look at the tens and ones on the star radar.

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
12
52
33
47
49
T
12
83
51
19
63
33
51
56
33
36
47
89
94
49
24
36
18
49
61
21
19
What number has 1 ten and 2 ones?T
What number has 6 tens and 3 ones?F
What number has 8 tens and 3 ones?W
What number has 9 tens and 4 ones?G
What number has 8 tens and 9 ones?Y
What number has 5 tens and 6 ones?R
What number has 1 ten and 9 ones?S
What number has 5 tens and 2 ones?H
What number has 4 tens and 7 ones?B
What number has 6 tens and 1 one?I
What number has 5 tens and 1 one?A
What number has 4 tens and 9 ones?O
What number has 2 tens and 4 ones?L
What number has 2 tens and 1 one?N
What number has 3 tens and 6 ones?D
What number has 3 tens and 3 ones?E
What number has 1 ten and 8 ones?C
0/17 letters found
Clue 4

Word problems

Solve this space story to uncover a clue.

Solve each problem to learn its letter, then write the letters in the boxes to fill in the missing word.

Astrandof
R
40
28
13
12
16
29
13
16
29
29
16
hairturnedupatthescene.
There were 49 plastic bricks. 9 were used up. How many plastic bricks are left?R
Astro Pirate found 9 redstone blocks yesterday and 3 more today. How many redstone blocks in all?B
Astro Pirate found 27 plastic bricks yesterday and 2 more today. How many plastic bricks in all?N
Astro Pirate lined up 4 rows of 7 space helmets. How many space helmets in all?E
There were 17 redstone blocks. 4 were used up. How many redstone blocks are left?D
Astro Pirate lined up 2 rows of 8 plastic bricks. How many plastic bricks in all?A
0/6 letters found
Clue 5

Missing addends — the last clue

Find the missing power cell number on the ship console.

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
9 + ___ = 11
2 + ___ = 11
1 + ___ = 7
10 + ___ = 14
6 + ___ = 9
4 + ___ = 11
9 + ___ = 19
6 + ___ = 7
1 + ___ = 13
9 + ___ = 20
4 + ___ = 12
Step 2 — cross out the sentence with each answer
1.The villain zapped a warp drive, then scanned with a cyber parrot.
2.The villain raised a plasma shield, then spun a turbo drill.
3.The villain zapped a warp drive, then spun a turbo drill.
4.The villain zoomed on rocket boots, then scanned with a cyber parrot.
5.The villain swung a laser sword, then read a pixel map.
6.The villain fired a block blaster, then spun a turbo drill.
7.The villain zoomed on rocket boots, then charged a power core.
8.The villain zapped a warp drive, then pulled a mega magnet.
9.The villain raised a plasma shield, then pulled a mega magnet.
10.The villain fired a block blaster, then charged a power core.
11.The villain fired a block blaster, then read a pixel map.
12.The villain zoomed on rocket boots, then spun a turbo drill.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 2 math
Math topics
Addition, Subtraction, Place value, Word problems, Missing addends
Reading level
grades 1-2
Theme
The Space Pirate Block Mystery — set in Starship Blockbeard
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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