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.
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 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
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
Help students practice multiples, skip counting, and multiplication patterns with this printable 3rd grade math mat. Students use visual math notes and open workspace to identify multiples, explain patterns, and solve problems independently. • Supports multiples and skip counting concepts • Includes a hundreds chart for finding multiples • Reinforces multiplication patterns and related facts • Features visual examples showing multiples of numbers • Provides workspace for solving problems
Review 5th Grade Multiplying Whole Numbers with this set of 11 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 Key11 Print & Digital Math Sorts Included: Estimating Products, 3 x 2 Digit
Review 2nd Grade Word Problem skills with this set of 8 engaging, cut & paste math sorts! Students identify addition and subtraction word problems, distinguish between 1-step and 2-step situations, and connect word problems to equations for deeper understanding. Interactive Google Slides are also included for digital practice! Use as morning work, math warm-ups, math centers, homework, or quick assessments to reinforce problem-solving strategies. **Purchase the bundle & save!**Each Math So
Review 4th grade multiplicative comparison, prime and composite numbers, number patterns, and shapes 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!* 6 Mazes Included:Maze 9 - Multiplication equations as comparisons Maze 10 - Factor pairs, prime & composite numbers Maze 11 - Number patterns Maze 12 - Identify attri
Review 2nd Grade Multiplication and Division concepts with this set of 10 engaging, cut & paste math sorts! Students connect arrays to repeated addition, use equal groups to model multiplication, and begin to understand division as equal sharing. Interactive Google Slides are also included for digital practice! Use as morning work, math warm-ups, math centers, homework, or quick assessments to reinforce early multiplication and division skills. **Purchase the bundle & save!**Each Math Sort
Build strong multiplication and division foundations with this comprehensive set of Multiplication & Division math vocabulary posters. Each term includes a simple, student-friendly definition and a clear visual model to help students understand math concepts and use precise math language with confidence. These posters are perfect for math classrooms during multiplication, division, fact fluency, properties of operations, and problem-solving units, where clear vocabulary and visual references s
Help students practice solving multi-step word problems with this printable 3rd grade math mat. Students use visual math notes and open workspace to model problems, write equations, solve step-by-step, and explain their thinking independently. • Supports multi-step problem-solving strategies• Includes visual examples for models and equations• Reinforces solving problems in the correct order • Features “Check Your Answer” reminder prompts • Provides large workspace for solving and explaining
Help students practice multiplying by multiples of 10 using models, repeated addition, and multiplication strategies with this printable 3rd grade math mat. This reusable math support page gives students structured workspace and visual support during math instruction and independent practice. • Includes visual multiplication strategy examples• Supports multiplying by multiples of 10• Features repeated addition models• Includes basic fact × 10 practice• Reinforces the distributive property•
Help students build division understanding with this printable 3rd grade math mat. Students practice equal groups, arrays, division models, and division strategies while using visual math notes and structured workspace. • Introduces division concepts in a visual way • Supports equal groups and array models• Shows different ways to interpret division problems • Includes workspace for drawing and solving equations • Reinforces division strategies with visual examples • Great for small group
Review 2nd Grade Addition and Subtraction to 1,000 with this set of 12 engaging, cut & paste math sorts! Students build understanding of composing and decomposing tens and hundreds as they solve addition and subtraction problems up to 1,000. Interactive Google Slides are also included for digital practice! Use as morning work, math warm-ups, math centers, homework, or quick assessments to reinforce place value concepts. **Purchase the bundle & save!**Each Math Sort Includes: Printable Option
Review 2nd Grade Finding the Unknown skills with this set of 8 engaging, cut & paste math sorts! Students use number lines, addition, and subtraction to find missing numbers, identify unknown parts and wholes, and practice determining the value that makes an equation true. Interactive Google Slides are also included for digital practice! Use as morning work, math warm-ups, math centers, homework, or quick assessments to strengthen equation sense. **Purchase the bundle & save!**Each Math So
Help students build multiplication understanding with this printable 3rd grade math mat. Students practice equal groups, repeated addition, number lines, and arrays while using visual math notes and structured workspace. • Introduces multiplication concepts in a visual way • Supports equal groups and array models• Reinforces repeated addition strategies• Includes number line multiplication practice• Provides reusable workspace for solving equations • Great for small group instruction and
Help students practice arithmetic patterns, pattern rules, and input/output tables with this printable 3rd grade math mat. Students use visual math notes and open workspace to identify patterns, explain rules, and solve problems independently. • Supports arithmetic patterns and pattern rules• Includes one-step and multi-step pattern examples • Reinforces input/output tables and number relationships • Features a hundreds chart and multiplication table for pattern analysis • Provides wor
Review 5th Grade Numerical Patterns with this set of 10 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 Key10 Print & Digital Math Sorts Included: Identify Even/Odd Terms in a PatternFin
Review 2nd Grade Addition and Subtraction to 100 with this set of 10 engaging, cut & paste math sorts! Students practice adding and subtracting 2-digit numbers with and without regrouping, identifying operation strategies, and using number lines and partial sums to build understanding. Interactive Google Slides are also included for digital practice! Use as morning work, math warm-ups, math centers, homework, or quick assessments to reinforce place value concepts. **Purchase the bundle & sa
Review 2nd Grade Basic Facts & Strategies with this set of 10 engaging, cut & paste math sorts! Students practice addition and subtraction facts while learning to apply counting on and counting back, use mental math strategies, and find unknowns in equations. Interactive Google Slides are also included for digital practice! Use as morning work, math warm-ups, math centers, homework, or quick assessments to reinforce place value concepts. **Purchase the bundle & save!**Each Math Sort Includ
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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