Coding Without Computers
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Math 6 | Common Factors & Cryptography Lesson Slides | Encryption Theme
"When will I ever use this?" Answer that question with this engaging lesson connecting Common Factors to Cryptography (Codes). Take your students beyond basic lists. This lesson uses a "Secret Agent" theme to show how factors function as "keys" to unlock encrypted messages. It bridges the gap between abstract math and real-world computer science concepts in a way that is approachable for Middle Schoolers. WHAT'S INSIDE:The "Hook": Introduction to encryption and why we need factors to break co
5th - 7th
Applied Math, Arithmetic, Numbers
CCSS
6.NS.B.4
Also included in: Crack the Code: Common Factors Full Lesson Bundle (Slides + Activity)
Crack the Code: Common Factors Encryption Worksheet | Differentiated Puzzle
Can your students break the code? In this engaging activity, students become "Code Breakers." They must find the Common Factors of specific number pairs to unlock a cipher and reveal a hidden secret message (a fun joke/riddle). BUILT-IN DIFFERENTIATION: We know every classroom has mixed abilities. This resource includes two versionsof the same puzzle: Level A (Scaffolded): Includes "Hint" columns (e.g., tells students how many factors to look for) to support struggling learners.Level B (Challe
5th - 7th
Applied Math, Arithmetic, Numbers
CCSS
6.NS.B.4
Also included in: Crack the Code: Common Factors Full Lesson Bundle (Slides + Activity)
Multiplication without regrouping / multiplication Cards
These care are designed to give students practice with multiplication. These cards should be printed, laminated, cut, and allowed for students to access. The non-regrouping gives students the chance to work with multiplying larger numbers without worrying about moving place values. These can be used with Base-Ten supplies or the Stamp Game.
1st - 4th
Arithmetic, Basic Operations, Math
CCSS
2.OA.C.4
, 3.OA.A.1
, 3.OA.C.7
+1
Math---Division --The answers for the problems
To do this activity you need the answer sheet, division problems without the answers, and the answers. If you bought the answers in either the addition or subtraction grouping you will not have to buy the answers for this group. This has the numbers 1-12
The student matches the division equation with the correct answer then he can check it to see if it is correct with the answer sheet.
The best way to do this work is laminate or use clear contact paper the problems and attach Velcro wher
1st - 3rd
Arithmetic, Basic Operations
How Many Left? Subtraction Story Problems for CVC (Pink Series) Readers
Easy to read word problems focus the reader on the mathematical process, rather than reading fluency. A 23 page printable book of word problems with reading accessible for CVC (pink series) readers. Word problems consist of CVC words, sight words, common operations phrases, and pictograms. Color-coded for Montessori classrooms: pink for reading level, green for subtraction.
PreK - 1st
Arithmetic, Other (Math)
CCSS
K.OA.A.2
Addition and Subtraction to 20 Digital Activity Ten Frames 1st Grade
Build addition and subtraction fluency to 20 with this editable digital math activity! Students use ten frames and drag-and-drop sports balls to practice math facts in 1st grade. Looking for an engaging, editable digital math activity that helps students master addition and subtraction within 20—without worksheets or extra prep? This Addition & Subtraction to 20 Digital Ten Frame Activity gives 1st graders hands-on practice using virtual manipulatives that build fluency, number sense, and co
1st - 2nd
Arithmetic, Basic Operations, Math
CCSS
1.OA.A.1
, 2.OA.B.2
K–2 Classroom Reset Slides | Debug Lab Spiral Review for Math & ELA
💻🔍 K–2 CLASSROOM DEBUG LAB | FIND THE BUG SPIRAL REVIEW SLIDES 🔍💻 Your students are not just reviewing skills — they are becoming classroom “debuggers!” This tech-inspired slide deck transforms end-of-year review into an engaging error-analysis challenge where students find, explain, and fix “bugs” in routines, math, oral language, and early literacy tasks. Perfect for kindergarten, first grade, second grade, intervention groups, morning meeting, classroom reset time, spiral review, or those
K - 2nd
Arithmetic, Classroom Community, Reading Strategies
Halloween Maths Games Bundle: Addition, Subtraction, Subitising & Multiplication
Bring laughter to your maths lessons with Halloween themed Get Out of My House, a fast-paced maths games for Year F-4! Each board focuses on a different maths skill - addition & subtraction, subitising, doubling & near doubles, multiplication - helping students master maths fact fluency while having fun. Want a closer look? Click on the products included in this pack for a more detailed overview of ALL the skills covered! Get Out of My Haunted House: Multiplication - Coming tomorrow! Get Out of
K - 4th
Arithmetic, Mental Math, Numbers
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