Mariela Santillana is a curriculum designer and the founder of Math Tech Connections. She is a former classroom teacher who is passionate about creating engaging, standards-aligned resources for grades 1–6.
Fourth Grade Math Sorting activities are engaging and encourage critical thinking! Easily differentiate this interactive math activity by using the sorts with or without the labels. Ways to use: math warm ups, small group lesson, independent math center, partner activity, math assessment, or homework! What is Included?- 210 Printable & Digital Math Sorts- Student Notebook Dividers - Students keep their math sorts notebook organized with these dividers. Includes learning goals! - Answer Key*
Third Grade Math Sorting activities are engaging and encourage critical thinking during math centers! Easily differentiate this interactive math activity by using the sorts with or without the labels. Ways to use: math warm ups, small group lesson, independent math center, partner activity, math assessment, or homework! What is Included?- 184 Printable and Digital math sorts! - Student Notebook Dividers - Students keep their math sorts notebook organized with these dividers. Includes lea
Fifth Grade Math Sorting activities are engaging and encourage critical thinking during math centers! Easily differentiate this interactive math activity by using the sorts with or without the labels. Ways to use: math warm ups, small group lesson, independent math center, partner activity, math assessment, or homework! What is Included?- 230 Printable and Digital math sorts! - Student Notebook Dividers - Students keep their math sorts notebook organized with these dividers. Includes learni
Second Grade Math Sorting activities are engaging and encourage critical thinking during math centers! Easily differentiate this interactive math activity by using the sorts with or without the labels. Ways to use: math warm ups, small group lesson, independent math center, partner activity, math assessment, or homework! What is Included?- 219+ Printable and Digital math sorts! - Student Notebook Dividers - Students keep their math sorts notebook organized with these dividers. Includes learn
Math Sorts are engaging cut & paste math activities that your students will love to complete! This bundle includes 27 print & digital math activities that cover 4th grade multi-digit multiplication & division (with and without area models), multiplication as a comparison, word problems, prime & composite numbers, and patterns. **Purchase the bundle & save!**Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer KeyINCLUDED IN THI
Support student understanding of key 3rd grade math skills with this growing bundle of printable math support mats and graphic organizers. These reusable math mats combine visual math notes, worked examples, strategy reminders, and open workspace to help students model strategies, organize thinking, and solve problems independently. Perfect for small group instruction, math intervention, guided math, RTI, math centers, and independent practice. Simply print and place in a dry erase slee
Math Sorts are engaging cut & paste math activities your students will love! This bundle includes 40 print & digital math sorts that cover key 2nd grade place value standards—from reading and writing 3-digit numbers to composing, decomposing, comparing, and rounding. **Purchase the bundle & save!**Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer KeyINCLUDED IN THIS BUNDLE: 40 Print & Digital SortsRead & Write 3-Digit Numbers (8 s
Math Sorts are engaging cut & paste math activities that your students will love to complete! This bundle includes 28 print & digital math activities that cover 3rd grade place value, rounding numbers, addition & subtraction.**Purchase the bundle & save!**Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer KeyINCLUDED IN THIS BUNDLE: 28 Print & Digital SortsPlace Value Relationships (10 sorts)Reading & Writing 4-Digit NumbersReadi
Math Sorts are engaging cut & paste math activities your students will love! This bundle includes 46 print & digital math sorts that cover key 2nd grade addition & subtraction standards—from basic facts and 10/100 more–less to adding and subtracting within 100 and within 1,000. **Purchase the bundle & save!**Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer KeyINCLUDED IN THIS BUNDLE: 46 Print & Digital SortsBasic Facts & Strategi
Review 4th Grade Addition & Subtraction skills with this set of 5 engaging, cut & paste math sorting activities! Interactive Google Slides are also included. Use as morning work, math warm ups, math centers, math homework, math review, or as a quick math assessment!*GRAB THE COMPLETE BUNDLE of Math Sorts HERE*Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer Key5 Print & Digital Math Sorts Included: Fluently add & subtract within 1
Review 3rd grade multiplication and division with these FUN Math Mazes. Use during math stations, math homework, morning work, early finisher activities, or math test prep. > > Click PREVIEW to view more details! * Purchase the 3rd Grade Math Mazes Bundle and Save!* 7 Mazes Included:Maze 1 - Multiplication (equal groups) Maze 2 - Division (equal shares) Maze 3 - Multiplication & Division (word problems) Maze 4 - Multiplication & Division (unknown number in equation) Maze 5 - Multipl
Math Sorts are engaging cut & paste math activities that your students will love to complete! This bundle includes 61 print & digital math activities that cover 5th grade multiplying & dividing whole numbers, adding & subtracting decimals, and multiplying & dividing decimals. *GRAB THE COMPLETE BUNDLE HERE*Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer KeyINCLUDED IN THIS BUNDLE: 61 Print & Digital SortsMultiplying Whol
Review 2nd grade addition and subtraction with these FUN Math Mazes.Use during math stations, math homework, morning work, early finisher activities, or math test prep. >> Click PREVIEW to view more details! * Purchase the 2nd Grade Math Mazes Bundle and Save!* 8 Mazes Included:Maze 1 - Add and Subtract within 20 Maze 2 - Repeated Addition Maze 3 - Add and Subtract 10 or 100 Maze 4 - Add within 100 Maze 5 - Subtract within 100 Maze 6 - Add up to four 2-digit numbers Maze 7 - Add within 1
Review 5th grade place value, multi-digit multiplication and division, and operations with decimals with these FUN Math Mazes. Use during math stations, math homework, morning work, early finisher activities, or math test prep. > > Click PREVIEW to view more details! * Purchase the 4th Grade Math Mazes Bundle and Save!* 11 Mazes Included:Maze 1 - Place value Maze 2 - Powers of 10, Decimal patterns Maze 3 - Read, write, and compare decimals to the thousandths place Maze 4 - Round decimal
Review 3rd Grade Multiplication & Division skills with this set of 15 engaging, cut & paste math sorting activities! Interactive Google Slides are also included. Use as morning work, math warm ups, math centers, math homework, math review, or as a quick math assessment!**Purchase the bundle & save!**Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer Key15 Print & Digital Math Sorts Included: Understanding Multiplication Understandin
Review 4th Grade Multiplication & Division skills with this set of 13 engaging, cut & paste math sorting activities! Interactive Google Slides are also included. Use as morning work, math warm ups, math centers, math homework, math review, or as a quick math assessment!*GRAB THE COMPLETE BUNDLE of Math Sorts HERE*Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer Key13 Print & Digital Math Sorts Included: Multiplication & Division
Review 3rd Grade Addition & Subtraction skills with this set of 8 engaging, cut & paste math sorting activities! Interactive Google Slides are also included. Use as morning work, math warm ups, math centers, math homework, math review, or as a quick math assessment!**Purchase the bundle & save!**Each Math Sort Includes: Printable Option (labeled & unlabeled categories)Interactive Google Slides OptionAnswer Key8 Print & Digital Math Sorts Included: Fluently add within 1,000Fluently add within 1
Help students practice addition, subtraction, regrouping, and place value with this printable 3rd grade math mat. This reusable math support page includes workspace, visuals, and built-in notes to support students during math instruction and independent practice. • Includes a place value chart for organizing numbers • Supports addition and subtraction with regrouping• Features a number line model for problem solving • Includes open workspace for solving equations • Great for small group ins
Practice 4th Grade Place Value, Number Forms, Comparing Numbers, Rounding Numbers, Addition & Subtraction with these fun Math Mystery Picture activities. Perfect for morning work, spiral review, test prep, early finishers, homework and more! This resource includes both PRINT and Digital options. Use the Google Forms version which gives students instant feedback or print the no-prep fun math coloring activity. Fourth Grade Math Skills:Activity 1 - Place Value Relationships: multiply and divid
Build strong math language with these Addition & Subtraction Math Vocabulary Posters. Each vocabulary card includes a student-friendly definition and a clear visual model to support understanding of key addition and subtraction concepts. These posters work perfectly for math word walls, anchor charts, small group instruction, and student reference tools in upper elementary classrooms. 🔹 WHAT’S INCLUDED✔ 30 addition & subtraction vocabulary words✔ Simple, student-friendly definitions✔ Cle
Mariela Santillana is a curriculum designer and the founder of Math Tech Connections. She is a former classroom teacher who is passionate about creating engaging, standards-aligned resources for grades 1–6.
My own education history
Bachelor's in Elementary Education from the University of Central Florida
Additional biographical information
I was born in Mexico but have lived in the USA since I was two years old. According to my mom, I have always wanted to be teacher. I currently live in Florida with my husband, 3 kids, 3 dogs, and 1 rabbit.
We have a very blessed life :)
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