Coding Without Computers
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Binary Code Basics Reference Sheet: Number Systems & Encoding
This single-page reference sheet introduces students to the fundamentals of binary code, including how binary (base-2) differs from the decimal (base-10) system students already know. It covers place values of binary digits (bits), how to convert small decimal numbers to binary and back, and how binary is used to represent data in computers. Key vocabulary such as bit, byte, and binary notation are clearly defined for quick reference. The sheet supports foundational computer science literacy ali
5th - 9th
Applied Math, Basic Operations
Free Color by Code Shapes Mandalas - Math Numbers Add Subtract Clip Art
Color by code these free shapes' Mandalas. Three versions: clean black and white, coded by numbers and coded by Addition and Subtraction for your math and basic operations activities, worksheets or bulletin board, printable and more. I have included a colored examples version. This set contains 24 high-quality (300dpi) png colored and bw images. See the paid version of these Color by Code Mandalas which contains 14 new designs! Details: -- 6 black and white coded by addition or subtr
PreK - 9th, Adult Education
Basic Operations, Geometry, Numbers
Presidents Day Math Addition & Subtraction Crack the Code U.S. Presidents Names
Make Presidents’ Day extra engaging with math + history in one fun activity! This Presidents Day Math Addition & Subtraction Crack the Code resource has students solve single-, double-, and triple-digit addition and subtraction problems to reveal 20 U.S. Presidents’ names. It’s the perfect way to build number sense while reinforcing key social studies vocabulary—students love the mystery, and teachers love the print-and-go simplicity! Great for Grades 2–6, morning work, math centers, early
2nd - 6th
Basic Operations, U.S. History
Spring Color by Code Addition Within 10 and 20
Make learning math fun this season with Spring Addition Color by Code Pages Within 20! This book solves the problem of kids struggling with basic addition by turning practice into a playful coloring activity. Children stay engaged while building confidence in solving sums up to 20. Perfect for making early math easy, enjoyable, and stress-free. Terms of UseCopyright 2026 . All rights reserved. Permission is granted to copy pages specifically designed for student or teacher use by the original pu
1st - 5th
Basic Operations, Coloring Pages, Other (Math)
Long Division Without Remainder | Theory and Practice
Help your students build confidence with long division—one step at a time!This structured, scaffolded resource is designed to teach long division, not just practice it. Students will review essential skills, learn key vocabulary, explore how the long division algorithm works, and gradually take on more responsibility as they move through each stage of the lesson. What’s IncludedYour students will move through a clear, intentional sequence: Review of foundational skills Before learning the algo
4th - 5th
Basic Operations, Math
Also included in: Long Division Theory and Practice Task Cards Bundle | No Remainder
Cool Tone Periodic Table of Elements Printable | Color Coded Chemistry Chart
Create a calm and effective learning environment with this Cool Tone Periodic Table of Elements Printable. Designed with clean blue and soft purple tones, this color-coded chemistry chart helps students understand element groups clearly while staying easy on the eyes. Perfect for science classrooms, homeschool spaces, and study rooms, this printable periodic table combines accurate educational content with a clean, modern look that works for long-term learning. ✅ WHAT YOU’LL RECEIVE ✔ High-quali
4th - 12th
Basic Operations, Chemistry
Color Coded Multiplication Table
Make multiplication facts pop with this bright color-coded chart! Each row/column is color-coordinated to help students visually group and remember multiplication patterns. What's Included: 1 fully color-coded multiplication chart (facts 1-12) Great for visual learners. Supports math fact fluency with color association. Perfect for wall displays, small groups, or student binders. Engages visual learners.
2nd - 12th, Adult Education, Higher Education
Basic Operations, Mental Math, Numbers
COLOR BY CODE-MONSTER MULTIPLICATION
COLOR BY CODE FOR SPOOKY SEASON! Get your students excited for Fall and Halloween with this monster themed color by code! This is a great activity for helping students master or practice basic multiplication facts!
2nd - 5th
Arithmetic, Basic Operations, Mental Math
CCSS
3.OA.A.1
, 3.OA.C.7
Halloween Add 2-digit numbers with and without regrouping
This printable worksheet is a fun way to help your students practice their addition within 100 fluency skills.
1st - 6th
Algebra, Basic Operations, Place Value
CCSS
1.NBT.C.4
, 2.NBT.B.5
Simple Color Coded Steps for 2 by 1 Digit Multiplication
Great for modeling on the board or for printing out as small handouts for specific students struggling with multi-step problems.
3rd - 5th
Basic Operations, Math, Numbers
CCSS
3.NBT.A.3
, 4.NBT.B.5
Order of Operations PEMDAS Poster w/ Rainbow Color Coding
Rainbow color coding makes for an easy prompt to remind students to follow the colors of the rainbow when introducing order of operations. Image is high quality, which makes for a great handout or poster in the classroom for students of all ages. Rainbow color coding has also shown to be very effective for some of my students with autism in order to help them break down each step.
3rd - 6th
Basic Operations, Math, Order of Operations
CCSS
3.NBT.A.2
, 4.NBT.B.4
, 5.NBT.A.3
+9
3 digit Addition without regrouping l Pocket of Primary Arithmetic operations
- This PDF File - Three-digit addition without regrouping involves adding numbers with three digits (hundreds, tens, and ones) without needing to carry over values from one column to the next. In this method, each digit is added separately in its respective place value—starting with the ones, then the tens, and finally the hundreds. The sums for each place value will always be less than or equal to 9, meaning there’s no need to "regroup" or carry a value to the next column. This concept helps st
PreK - 5th
Arithmetic, Basic Operations
Free Educational Computer Games for Kids & Elementary Students | RoomRecess.com
RoomRecess.com is an educational website focused on providing children with free educational computer games. Our games reinforce important skills that are vital to elementary students and their learning process. RoomRecess.com is developed entirely by an elementary school teacher whose goal is to reinforce fundamental learning concepts in math, reading, spelling, language arts, and basic problem solving. Because our website is free, students do not have to sign up or hold an account with us. Chi
1st - 5th
Basic Operations, Reading Strategies, Spelling
Decimalus Rex - Math Decimals Computer Game (Playable at RoomRecess.com)
Students play the role of a fire-breathing dinosaur, looking for decimals (adding, reading, rounding, place value. CLICK HERE TO TRY IT NOW!
3rd - 6th
Basic Operations, Decimals, Place Value
3 Digit by 1 Digit Multiplication Template
Color- Coded and visual reminders to help learn and remember the steps to multiplication.
4th - 8th
Basic Operations, Math, Numbers
Multiplying and Dividing Fractions
A color coded "cheat sheet" or Prompt sheet for multiplying and dividing fractions. Each step is color coded with examples to walk students through
3rd - 6th
Basic Operations, Fractions
Prime Numbers Teacher Poster for Math Classrooms Digital Download (3 sizes)
✨ Unlock the Secret Code of Math! ✨ Bring the fundamental building blocks of mathematics to life with this vibrant, easy-to-read Prime Numbers Educational Poster. Perfect for sparking "aha!" moments in any learning environment, this digital download is designed to make complex concepts feel approachable and fun. Whether you're decorating a middle school classroom, setting up a homeschooling hub, or just want to give your child a head start, this poster is the perfect visual anchor. Why You’ll
5th - 10th, Adult Education
Arithmetic, Basic Operations, Numbers
End of Year Multiplication Coloring Page
This Multiplication Color-by-Code Worksheet is a fun, engaging way to build multiplication fluency while keeping students focused and motivated. Instead of repetitive drills, kids solve multiplication problems and bring a cute dinosaur scene to life as they color!
2nd - 5th
Basic Operations
CCSS
3.NBT.A.3
Multiplication Box Method Boxes
This is a color-coded box to use when practicing multi-digit multiplication. I prefer the color copy because I have found that it helps students not only stay more organized, but also remember where their number needs to go.
3rd - 5th
Basic Operations, Math, Numbers
CCSS
4.NBT.B.5
No More Subtraction Signs Journal Page
I have made color coded journal pages (notes) for students. The students put these in a composition notebook. They love them!!
5th - 8th
Algebra, Basic Operations, Math
Multiplying Multi-Digit Numbers (Standard Algorithim Resource)
A step-by-step, color-coded poster or handout to provide students with a visual representation of the steps of multiplying multi-digit numbers (using the standard algorithim). The handout provides an example of multiplying two 2 digit numbers with one example of regrouping.
4th - 8th
Basic Operations, Math
CCSS
4.NBT.B.5
2-Digit by 2-Digit Multiplicaiton-Easy Numbers 1,2,3,4, and 5
This worksheet is a color-coded system for students who are in the beginning stages of learning two-digit by two-digit multiplication or those who are struggling with remembering the steps in the multiplication process. Students use colored pencils which coincide with the ones and tens places of multiplication.
4th - 6th
Basic Operations
CCSS
4.NBT.B.5
Comparing Numbers Anchor Chart
I bring this up on my computer and project it on the board to trace onto the large chart paper! My kids refer back to this all year long, after we cover the subject. You can also print this out and have the kids glue it into their math journals.
PreK - 5th
Basic Operations, Other (Math), Place Value
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