Binary Code Challenge
12,000+ results
Filters
Grade
Subject
Format
Resource type
Standard
Theme
Programs & methods
Supports
Easter Secret Code Math Challenge | Fun No Prep Worksheets Grade 3-6
Make math practice exciting with this Easter Secret Code Math activity! Students solve math problems and use the answers to crack a secret code. This activity is a fun way to practice addition, subtraction, multiplication, and division while building problem-solving skills. Perfect for: Math centers Morning work Early finishers Homework Sub plans Easter math activities 📚 What’s Included ✔ Secret Code Math worksheets ✔ Practice for 4 operations ✔ Fun Easter-themed pictures ✔ No pr
3rd - 6th
Arithmetic, Basic Operations, Other (Math)
3-Digit Addition & Subtraction Practice - Crack the Code
3-Digit Addition & Subtraction Practice ~ Crack the Code! is a fun and engaging way for students to get computation practice with 3-digit numbers. They’ll enjoy the challenge and feedback is immediate through solving the puzzle (a quote from The Rainbow Fish) correctly. This activity is differentiated with two versions of the same puzzle. One of the puzzles includes the author and title of the book as part of the puzzle to be solved, and the other includes only the quote from the book, with
2nd - 4th
Arithmetic, Basic Operations, Place Value
CCSS
2.NBT.B.5
, 2.NBT.B.7
, 2.NBT.B.9
+3
Also included in: 3-Digit Addition & Subtraction Practice - Crack the Code Bundle
2-Digit and 3-Digit Addition & Subtraction Practice - Crack the Code Bundle
2- & 3-Digit Addition & Subtraction Practice ~ Crack the Code Bundle gives your students a fun and engaging way to get computation practice adding and subtracting 2 and 3-digit numbers. They’ll enjoy the challenge and feedback is immediate by solving the puzzles correctly. This bundle not only includes the previously released Addition & Subtraction Practice Crack the Code puzzles, but also includes a brand new puzzle, only available here!These activities are differentiated with two versi
2nd - 4th
Arithmetic, Basic Operations, Math
CCSS
2.NBT.B.5
, 2.NBT.B.7
, 2.NBT.B.9
+3
Subtraction to Twenty Worksheets includes crack the code, algorithms
Subtraction to 20 Worksheets – Crack the Code, Number Lines, Algorithms & More | Kindergarten–Grade 2No-Prep Printables for Building Early Subtraction FluencyThis set of 34 black-and-white, no-prep printable worksheets helps students practice subtraction within 20 using a variety of strategies, themes, and puzzles. Designed for learners who are developing the skill of counting back to subtract, these worksheets keep subtraction practice fun and engaging with visual supports, cut-and-paste activi
1st - 4th
Arithmetic, Basic Operations, Math
CCSS
1.OA.A.1
, 2.OA.B.2
, MP1
+1
3-Digit Addition & Subtraction Practice - Crack the Code Bundle
3-Digit Addition & Subtraction Practice ~ Crack the Code Bundled includes 6 different quotes! This bundle offers a nice variety, while giving your students a fun and engaging way to get computation practice adding and subtracting 3-digit numbers. They’ll enjoy the challenge and feedback is immediate by solving the puzzles correctly. The original 3 activities are differentiated with two versions of the same puzzle for each one. One of each puzzle set includes the author and title of the book
2nd - 4th
Arithmetic, Basic Operations, Place Value
CCSS
2.NBT.B.5
, 2.NBT.B.7
, 2.NBT.B.9
+3
3-Digit Addition Practice - Crack the Code
3-Digit Addition Practice: Crack the Code! is a fun and engaging way for students to get computation practice with 3-digit numbers. They’ll enjoy the challenge and feedback is immediate through solving the puzzle (a popular quote from Winnie-the-Pooh) correctly. This activity is differentiated with two versions of the same puzzle. One of the puzzles includes the author and title of the book as part of the puzzle to be solved, and the other includes only the quote from the book, with title and
2nd - 4th
Arithmetic, Basic Operations, Place Value
CCSS
2.NBT.B.5
, 2.NBT.B.7
, 2.NBT.B.9
+3
Also included in: 3-Digit Addition & Subtraction Practice - Crack the Code Bundle
Estimation & Number Sense: Estimation games and quick challenges
Support math reasoning and estimation through engaging activities. **Topics Included:** • Thank You • Checking the reasonableness of answers • Converting fractions and decimals mentally • Estimating distance using maps and scale • Estimating division • Estimating fractions of sets • Estimating products and quotients • Estimating speed and time • Estimating time and schedules • Estimation games and quick challenges • Estimation in art and design • Estimation in nature and the environment • Estim
3rd - 8th
Arithmetic, Basic Operations, Mental Math
Estimation in technology and coding Estimation Practice
Develop arithmetic fluency with targeted mental math practice. 📌 **Topics Included:** • Thank You • Converting fractions and decimals mentally • Estimating distance • Estimating fractions of sets • Estimating subtraction • Estimation games and quick challenges • Estimation in space and astronomy • Estimation in technology and coding • Estimation in time • Mental estimation in word problems • Mental math division strategies • Mental math with multiples and factors • Mixing rounding and compatibl
3rd - 8th
Arithmetic, Basic Operations, Mental Math
Spring Math Crack the Code | Addition Subtraction Within 20, 100, 1000 Bundle
Make math practice engaging with this Sentence decode math activity designed for Grades 1–3. This math code breaker bundle combines math maze secret code activities, puzzles, and hidden messages to help students practice key skills such as Spring addition and subtraction within 20, Addition And Subtraction Within 100 Without Regrouping, and 3-Digit Addition & Subtraction Within 1000. These Add Subtract Crack the Code worksheets turn problem solving into a fun challenge as students solve equat
1st - 3rd
Arithmetic, Math Test Prep, Mental Math
CCSS
1.NBT.B.2
, 2.NBT.B.5
, 2.NBT.B.6
+36
Christmas Themed Crack the Code Math | Multiplication & Division |3rd–5th Grade
Bring holiday cheer into your math classroom with these Christmas Crack the Code Math Worksheets! Students will love solving multiplication and division problems to reveal fun Christmas pictures and secret codes. This engaging activity helps strengthen math fact fluency while keeping students motivated during the holiday season! 🎄 What’s Included: 20 festive math code-breaking pages Multiplication & Division practice (1-digit × / ÷) Mixed review and missing-number puzzles Compare >, <
3rd - 5th
Arithmetic, Basic Operations, Numbers
CCSS
4.NBT.B.5
, 4.NBT.B.6
, 5.NBT.B.5
+1
2-Digit Addition & Subtraction Practice - Crack the Code
2-Digit Addition & Subtraction Practice- Crack the Code is a fun and engaging way for students to get computation practice with 2-digit numbers. They’ll enjoy the challenge and feedback is immediate through solving the puzzle (a quote from Where the Sidewalk Ends) correctly. This activity is differentiated with two versions of the same puzzle. One of the puzzles includes the author and title of the book as part of the puzzle to be solved, and the other includes only the quote from the book,
2nd - 3rd
Arithmetic, Basic Operations, Place Value
CCSS
2.NBT.B.5
, 2.NBT.B.7
, 2.NBT.B.9
+2
Also included in: 2-Digit Addition & Subtraction Math Practice - Crack the Code Bundle
2-Digit Addition & Subtraction Math Practice - Crack the Code Bundle
2-Digit Addition & Subtraction Practice- Crack the Code Bundle has just been updated, and includes 6 different quotes!. These activities offer a nice variety, while giving your students a fun and engaging way to get computation practice adding and subtracting 2-digit numbers. They’ll enjoy the challenge and feedback is immediate by solving the puzzles correctly. Now practice can be fun!Ways to use Crack the Code puzzles~Centers Go-to Activities Fun Class Challenge Small Group Challenges Pa
2nd - 3rd
Arithmetic, Basic Operations, Place Value
CCSS
2.NBT.B.5
, 2.NBT.B.7
, 3.NBT.A.2
+1
Science Lab - Time Capsule Code Breakers, STEM, Math, Decode, Investigate
Science Lab invites students into real‑world mysteries, hands‑on engineering, and story‑driven STEM adventures. Each unit follows The STEM Crew—four curious friends who use science, teamwork, and problem‑solving to uncover clues, investigate natural phenomena, and design solutions that help their community. Through engaging stories, blueprint challenges, model‑building tasks, and SEL reflections, students experience science as something they can do, not just read about. Every Science Lab include
3rd - 5th
Arithmetic, Engineering, Reading
Halloween Multiplication Colour / Color by Code
Halloween Multiplication Colour by Code provides opportunities for students to learn / revise multiplication tables in a fun and engaging way. There are 12 different Halloween Pictures for completion. Each multiplication table has at least one picture for completion. Due to the complexity of some pictures, there are two pictures for 2 of the tables. They are the 2x table and the 7x table, so differentiation is a possibility. At the end of the resource, there is a more challenging revision page
3rd - 7th
Arithmetic, Math, Mental Math
Also included in: Halloween BUNDLE
Grade 3 Safari Animals Triple Digit Addition and Subtraction Math Crack The Code
Grade 3 Safari Animals Triple Digit Addition and Subtraction Math Crack The CodeMake your math block more engaging with this jungle theme 3rd grade math resource designed to strengthen Triple Digit Addition and Subtraction skills through fun, interactive practice. This jungle printable math activity features math mazes and decode the message math challenges where students solve problems, follow correct paths, and uncover secret words—perfect for jungle math centers, review, homework, or independ
3rd
Arithmetic, Creative Writing, Mental Math
CCSS
3.NBT.A.2
, 3.OA.A.1
, 3.OA.D.8
+12
Easter Secret Code Math Bundle – Addition & Subtraction with Regrouping | Math M
Make math practice exciting this Easter with a Secret Code Math Bundle! 🥚✨ Students solve addition and subtraction with regrouping problems and use the Easter picture code search to uncover secret answers. This activity turns math practice into a fun puzzle challenge that keeps students engaged while strengthening essential math skills. Perfect for math centers, morning work, early finishers, review lessons, homework, or seasonal Easter activities. 📦 What’s Included This bundle includes
3rd - 6th
Arithmetic, Basic Operations, Other (Math)
Division Thanksgiving Color by Code November Number Fluency Turkey Worksheets
Looking for a festive way to build division fluency this November? These Division Thanksgiving Color by Code worksheets are a fun and focused resource for 3rd grade and 4th grade students! Each number activity challenges students to solve division facts and follow a color code to uncover turkey-themed images. These no-prep worksheets are perfect for sub plans, math centers, early finishers, or quiet independent work, helping students stay engaged and on track during the busy Thanksgiving
2nd - 4th
Arithmetic, Basic Operations, Other (Math)
CCSS
3.OA.C.7
Multiplication & Comparing Numbers | Crack the Code | 3rd Grade
Make multiplication practice fun with these engaging Valentine's Day Crack the Code Worksheets! Students use the picture code key to discover hidden numbers, solve multiplication problems, and complete a More Than comparison challenge on every page. This resource helps build multiplication fluency while strengthening number sense and comparison skills in a fun Valentine's Day theme. What's Included:50 Crack the Code Worksheets Valentine's Day Theme Multiplication Fact Practice Picture-to-Numbe
2nd - 3rd
Arithmetic, Basic Operations
CCSS
1.NBT.B.3
, 2.NBT.A.4
, 3.OA.A.1
+2
Also included in: Sweet Multiplication Games Bundle | 3rd-4th Grade
2-Digit Subtraction Practice - Crack the Code
2-Digit Subtraction Practice - Crack the Code! is a fun and engaging way for students to get computation practice with 2-digit numbers. They’ll enjoy the challenge and feedback is immediate through solving the puzzle (a quote from Peter Pan) correctly. This activity is differentiated with two versions of the same puzzle. One of the puzzles includes the author and title of the book as part of the puzzle to be solved, and the other includes only the quote from the book, with title and author giv
2nd - 3rd
Arithmetic, Basic Operations, Place Value
CCSS
2.NBT.B.5
, 2.NBT.B.7
, 2.NBT.B.9
+2
Also included in: 2-Digit Addition & Subtraction Math Practice - Crack the Code Bundle
2nd Grade Math Mystery Activity | Crack the Code | Word Problems | No Prep
Engage your students with this 2nd Grade Math Mystery Activity where they will crack the code to solve The Mystery of the Playground Footprints! This highly engaging activity combines multi-digit addition and subtraction within 1000 with a fun, story-based challenge that keeps students motivated from start to finish. Perfect for math centers, problem solving practice, early finishers, and review, students become math detectives as they solve word problems, decode clues, and figure out who
1st - 4th
Arithmetic, Other (Math)
Math Color by Code Worksheets | Addition & Subtraction | No Prep | 1st-3rd Grade
🎨 Math Color by Code Worksheets | Addition & Subtraction | No Prep | 1st– 3rd Grade Make math practice fun and engaging with these color by code math worksheets! This resource helps students build confidence in addition and subtraction through a hands-on, stress-free activity. Perfect for keeping students focused while reinforcing basic operations, these worksheets are ideal for math centers, morning work, independent work, and early finishers. ✨ What
1st - 3rd
Arithmetic, Basic Operations
St. Patricks Day and Spring Subtraction No Regrouping Crack the Code Grade 3
Subtraction (No Regrouping) St. Patrick’s Day digital worksheet 3rd grade math challenge grade 3 St. Patrick’s Day themed math digital game subtraction no regrouping digital worksheets error analysis. Make practicing subtraction engaging and interactive this St. Patrick’s Day with the Shamrock or Shenanigans Digital Math Game! In this fun, game-style activity, students work through Grade 3 subtraction problems without regrouping and decide whether each completed problem is a Shamrock (correct
3rd
Arithmetic, Basic Operations, Math Test Prep
St. Patricks Day and Spring Subtraction with Regrouping Crack the Code Grade 3
Subtraction (With Regrouping) St. Patrick’s Day digital worksheet 3rd grade math challenge grade 3 St. Patrick’s Day themed math digital game subtraction with regrouping digital worksheets error analysis. Make practicing subtraction engaging and interactive this St. Patrick’s Day with the Shamrock or Shenanigans Digital Math Game! In this fun, game-style activity, students work through Grade 3 subtraction problems with regrouping and decide whether each completed problem is a Shamrock (correc
3rd
Arithmetic, Basic Operations, Math Test Prep
Happy St Patricks Day Multiplication Worksheets Crack Code Shamrocks Template
Multiplication St. Patrick’s Day digital worksheet 3rd grade math challenge grade 3 St. Patrick’s Day themed math digital game multiplication digital worksheets error analysis. Make practicing multiplication engaging and interactive this St. Patrick’s Day with the Shamrock or Shenanigans Digital Math Game! In this fun, game-style activity, students work through Grade 3 multiplication problems and decide whether each completed problem is a Shamrock (correct) or Shenanigans (incorrect). Desig
3rd
Arithmetic, Basic Operations, Math Test Prep
Showing 1-24 of 12,000+ results
TPT is the largest marketplace for PreK-12 resources, powered by a community of educators.
IXL family of brands