Binary Code Activities
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Addition & Subtraction Units Grades 1 & 2 Math Ontario + Secret Code Puzzles
These Addition & Subtraction Units include worksheets, lesson ideas, activities, task cards, and tests! They cover single & double digit addition and subtraction. These math units are based on the Grade 1 & Grade 2 expectations in the 2020 Ontario Math Curriculum. Both units come with digital versions. The links in the PDFs will take you to them. BONUS: I have also included 20 Addition & Subtraction Secret Code Puzzles for early finishers! Grade 1 Math Unit:Lesson Ideas (8 pages) Addin
1st - 2nd
Arithmetic, Basic Operations, Math
Multi Digit Addition & Subtraction Word Problems Escape Room Digital Activity
Get ready for an exciting adventure! In this Multi Digit Addition & Subtraction Word Problems Escape Room Math Activity, students must answer questions about adding & subtracting multi digit numbers (3, 4 & 5 digits) word problems and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finisher
3rd - 5th
Arithmetic, Basic Operations, Math
CCSS
4.NBT.B.4
, 4.OA.A.3
3 Digit Addition With Regrouping Escape Room | No Prep Digital Math Activity
Get ready for an exciting adventure! In this 3 Digit Addition With Regrouping Escape Room Math Activity, students must answer questions about adding 3 digit numbers with regrouping and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This act
2nd - 3rd
Arithmetic, Basic Operations, Math
CCSS
2.NBT.B.7
, 3.NBT.A.2
Long Division Practice | Task Card Set 1 - with coded joke answers | 4.NBT.B.6
These task cards were created to give my students practice using the standard algorithm for long division of 2 digit dividends with 1 digit quotients with remainders. If you are viewing this product, then you probably already know of the usefulness and versatility of task cards. They work great for math centers, partner activities, and general review. Kids love them love the reward of decoding the joke at the end and you'll love the simplicity of checking their work. The answer document
4th - 6th
Arithmetic, Math
CCSS
4.NBT.B.6
, 5.NBT.B.6
3 Digit By 2 Digit Multiplication Escape Room Digital Math Review Activity Game
Get ready for an exciting adventure! In this 3 Digit By 2 Digit Multiplication Escape Room Math Activity, students must answer questions about multiplying 3 digit by 2 digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This ac
3rd - 5th
Arithmetic, Basic Operations, Math
CCSS
4.NBT.B.5
, 5.NBT.B.5
3 Digit By 1 Digit Multiplication Escape Room Digital Math Review Activity Game
Get ready for an exciting adventure! In this 3 Digit By 1 Digit Multiplication Escape Room Math Activity, students must answer questions about multiplying 3 digit by 1 digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This ac
3rd - 5th
Arithmetic, Basic Operations, Math
CCSS
4.NBT.B.5
, 5.NBT.B.5
NEW! Multiplication & Division - Pixel Art Escape Room | Digital Math Activity
🌟 New for 2026! 🌟 🔎 Can your students crack the code and escape? This one-of-a-kind math adventure blends math pixel art with an escape-room challenge! This self-checking activity helps students practice multiplication and division within 100 while engaging in a hands-on, story-driven task that feels more like a game than a worksheet. This is an entirely digital activity with no prep & no printing!🧩 How It Works: 🧩 Students solve 80 math questions across four Google Sheet tabs to reve
4th - 10th
Arithmetic, Math, Math Test Prep
Star Wars 3 Digit Subtraction Task Cards w/QR Codes UPDATE for Distance Learning
***updated for Distance Learning*** Use with Google Slides and Google Classroom! Are your students practicing triple digit subtraction (with regrouping)? Are they tired of the same old math centers? When you introduce these Star Wars inspired task cards with QR codes, you'll be as wise as Yoda and your students will get to practice their Jedi skills while getting instant feedback when they scan the QR codes. Why use QR Codes? *Interactive *Easy to use *Techy *Engaging *Immediate feedback You d
2nd - 3rd
Arithmetic, Basic Operations, Math
CCSS
2.NBT.B.5
, 2.NBT.B.7
2 Digit Addition & Subtraction With Without Regrouping Escape Room Math Activity
Get ready for an exciting adventure! In this 2 Digit Addition & Subtraction With & Without Regrouping Escape Room Math Activity, students must answer questions about adding & subtracting 2 digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework.
1st - 3rd
Arithmetic, Basic Operations, Math
CCSS
1.NBT.C.4
, 2.NBT.B.5
, 2.NBT.B.6
4 Digit Addition & Subtraction With Without Regrouping Escape Room Math Activity
Get ready for an exciting adventure! In this 4 Digit Addition & Subtraction With & Without Regrouping Escape Room Math Activity, students must answer questions about adding & subtracting 4 digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework.
2nd - 5th
Arithmetic, Basic Operations, Math
CCSS
3.NBT.A.2
, 4.NBT.B.4
Star Wars 3 Digit Addition Task Cards w/QR Codes UPDATE for Distance Learning
***updated for Distance Learning*** Use with Google Slides and Google Classroom! Are your students practicing triple digit addition (with regrouping)? Are they tired of the same old math centers? When you introduce these Star Wars inspired task cards with QR codes, you'll be as wise as Yoda and your students will get to practice their Jedi skills while getting instant feedback when they scan the QR codes. Why use QR Codes? *Interactive *Easy to use *Techy *Engaging *Immediate feedback You don't
2nd - 3rd
Arithmetic, Basic Operations, Math
CCSS
2.NBT.B.7
, 2.OA.A.1
Single Digit Multiplication Escape Room | Digital Math Review Activity Game
Get ready for an exciting adventure! In this Single Digit Multiplication Escape Room Math Activity, students must answer questions about multiplying single digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This activity inclu
2nd - 4th
Arithmetic, Basic Operations, Math
CCSS
3.OA.C.7
3 Digit Addition & Subtraction With Regrouping Escape Room Digital Math Activity
Get ready for an exciting adventure! In this 3 Digit Addition & Subtraction With Regrouping Escape Room Math Activity, students must answer questions about adding & subtracting 3 digit numbers with regrouping and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and home
2nd - 3rd
Arithmetic, Basic Operations, Math
CCSS
2.NBT.B.7
, 3.NBT.A.2
Multi Digit Addition & Subtraction Escape Room Digital Math Activity
Get ready for an exciting adventure! In this Multi Digit Addition & Subtraction Escape Room Math Activity, students must answer questions about adding & subtracting multi digit numbers (3, 4 & 5 digits) and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework
3rd - 5th
Arithmetic, Basic Operations, Math
CCSS
3.NBT.A.2
, 4.NBT.B.4
4 Digit Addition & Subtraction With Regrouping Escape Room Digital Math Activity
Get ready for an exciting adventure! In this 4 Digit Addition & Subtraction With Regrouping Escape Room Math Activity, students must answer questions about adding & subtracting 4 digit numbers with regrouping and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and home
2nd - 5th
Arithmetic, Basic Operations, Math
CCSS
3.NBT.A.2
, 4.NBT.B.4
Greatest Common Factor GCF Escape Room | No Prep Digital Math Activity Game
Get ready for an exciting adventure! In this Greatest Common Factor GCF Escape Room Math Activity, students must answer questions about finding greatest common factor GCF and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This activity incl
4th - 6th
Arithmetic, Basic Operations, Math
CCSS
6.NS.B.4
2 Digit By 2 Digit Multiplication Escape Room Digital Math Review Activity Game
Get ready for an exciting adventure! In this 2 Digit By 2 Digit Multiplication Escape Room Math Activity, students must answer questions about multiplying 2 digit by 2 digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This ac
3rd - 5th
Arithmetic, Basic Operations, Math
CCSS
4.NBT.B.5
, 5.NBT.B.5
Least Common Multiple LCM Escape Room | No Prep Digital Math Activity Game
Get ready for an exciting adventure! In this Least Common Multiple LCM Escape Room Math Activity, students must answer questions about finding least common multiple LCM and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This activity includ
4th - 6th
Arithmetic, Basic Operations, Math
CCSS
6.NS.B.4
3 Digit By 3 Digit Multiplication Escape Room Digital Math Review Activity Game
Get ready for an exciting adventure! In this 3 Digit By 3 Digit Multiplication Escape Room Math Activity, students must answer questions about multiplying 3 digit by 3 digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This ac
3rd - 5th
Arithmetic, Basic Operations, Math
CCSS
4.NBT.B.5
, 5.NBT.B.5
4 Digit Subtraction With Regrouping Escape Room | No Prep Digital Math Activity
Get ready for an exciting adventure! In this 4 Digit Subtraction With Regrouping Escape Room Math Activity, students must answer questions about subtracting 4 digit numbers with regrouping and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note:
2nd - 5th
Arithmetic, Basic Operations, Math
CCSS
3.NBT.A.2
, 4.NBT.B.4
2 Digit By 1 Digit Multiplication Escape Room Digital Math Review Activity Game
Get ready for an exciting adventure! In this 2 Digit By 1 Digit Multiplication Escape Room Math Activity, students must answer questions about multiplying 2 digit by 1 digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This ac
3rd - 5th
Arithmetic, Basic Operations, Math
CCSS
4.NBT.B.5
, 5.NBT.B.5
Identifying Equivalent Ratios Mystery Picture – Engaging Math Activity
Identifying Equivalent Ratios Mystery Picture – Engaging Math ActivityMake practicing equivalent ratios fun and interactive with this mystery picture activity! Students determine whether pairs of ratios are equivalent, answering “yes” or “no” to reveal a hidden image as they work through the problems. What’s Included: A self-checking mystery picture activity A series of ratio pairs for students to evaluate Instant feedback through color-coded answers that reveal the picture Printable sheet th
5th - 9th
Arithmetic, Financial Literacy, Fractions
CCSS
6.EE.A.4
, 6.RP.A.1
, 6.RP.A.2
+2
Multi Digit Addition Escape Room | Adding 3, 4 & 5 Digits Digital Math Activity
Get ready for an exciting adventure! In this Multi Digit Addition Escape Room Math Activity, students must answer questions about adding multi digit numbers (3, 4 & 5 digits) and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This activit
3rd - 5th
Arithmetic, Basic Operations, Math
CCSS
3.NBT.A.2
, 4.NBT.B.4
4 Digit Addition With & Without Regrouping Escape Room Digital Math Activity
Get ready for an exciting adventure! In this 4 Digit Addition With & Without Regrouping Escape Room Math Activity, students must answer questions about adding 4 digit numbers and crack secret codes to escape before time runs out. This engaging, hands-on activity challenges students while making learning interactive and fun. ⭐ Perfect For: Distance learning, morning work, math review, math centers, test prep, sub plans, early finishers, substitutes, and homework. ⭐ Please Note: This activity
2nd - 5th
Arithmetic, Basic Operations, Math
CCSS
3.NBT.A.2
, 4.NBT.B.4
Showing 1-24 of 2,800+ results
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