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.
Do you need an, engaging Back to School activity? Students will love this All About Me Dodecahedron Project. Perfect for third, fourth, and fifth grade. Complete this getting to know you activity during the first week of school. After putting the dodecahedron together, display the projects around the room. They are perfect for open house! Included in this Back to School activity packet:- 6 pages (2 circles per page) - recording sheet - answer key * a one page version has been added Topics Cov
Use these 4th grade Seasonal-Themed Math Activities as Morning Work, Math Centers, Spiral Review, or Early Finisher Activities. You’ll see puzzles, games, riddles, crafts and more with fun and engaging monthly themes. Save 60% when you purchase the complete bundle!Each activity includes 2 levels to help you differentiate for your students. We include color graphics for reusable centers or BW for easy copying. This Complete Bundle includes 8 activities per month (August-May). That’s 8
Review 4th Grade Multi-Digit Multiplication & Division with this FUN dodecahedron project! This math craft is perfect to complete as a fun end of unit assessment, fun review project, or end of the year activity. ⭐Purchase the growing bundle & SAVE!Included in this math activity packet: - 6 pages (2 circles per page) - recording sheet - answer key Students will having fun while reviewing math skills. You will love the recording sheet that makes grading this project a simple task! Be sure to le
Practice multi-digit multiplication with this engaging Fall-themed Digital Color by Number Math activity! Students solve problems in Google Forms and receive instant feedback as a mystery picture is revealed. Now includes a printable recording sheet for added accountability! Have students complete the problems independently, then use the Google Form to check their answers and reveal the mystery picture. [Purchase the complete bundle!]⭐ What’s Included:• 8 Google Forms (Fall theme) • 80 to
Enjoy 3 FREE October Math activities from our third, fourth, and fifth grade seasonal math centers bundles. Print & Go resources perfect for morning work, early finishers, substitute plans, homework, math centers, and more! THIS FREEBIE INCLUDES THE FOLLOWING:3rd Grade: Hidden Pumpkin Problems - 8 multiplication and division word problems. Students write equations, solve, and find the equations in a number search.CCSS: 3.OA.3, 3.NBT.3 TEKS: 3.4K, 3.5B Florida BEST: 3.AR.1.2 4th Grade: Spooky
Make multiplication fact practice more engaging with these interactive Partner Game Books! This set includes 11 books focused on mastering multiplication facts for x2 through x12. Purchase the COMPLETE bundle and Save!Each Partner Game Book includes: ✅ Multiplication Table – Students complete a mini multiplication table focused on the targeted facts (e.g., only x2 facts for the x2 book).✅ 4 Two-Player Games for hands-on practice:Tic-Tac-Toe (Multiplication Style)Game Board RaceBumpSquares GameW
Practice multi-digit multiplication and long division with this engaging bundle of Digital Color by Number Math Activities! Students solve problems in Google Forms and receive instant feedback as mystery pictures are revealed. These activities are perfect for keeping students engaged during math centers, independent practice, test prep, or seasonal review. Now includes printable recording sheets + answer keys for added accountability and flexibility! ⭐ What’s Included:• 8 seasonal and
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
Practice multi-digit multiplication with this engaging Halloween-themed Digital Color by Number Math activity! Students solve problems in Google Forms and receive instant feedback as a mystery picture is revealed. Now includes a printable recording sheet for added accountability! Have students complete the problems independently, then use the Google Form to check their answers and reveal the mystery picture. [Purchase the complete bundle!]⭐ What’s Included:• 8 Google Forms (Halloween theme
Use these May Math Activities as Morning work, centers, review, homework, sub plans, early finishers - These worksheets can be used in so many ways to enrich your math curriculum. ** SAVE by purchasing the complete bundle.Activities Included: Cinco de Mayo 3D Craft (multiplicative comparison)Toy Donation Error Analysis (word problems)Memorial Day Partner Game (add, subtract, multiply, & divide)May the Math Be With You! (place value)Spring Cleaning Bedroom Organization Puzzle (multiply fraction
Start your year with these FREE printable math brochures—perfect for the first day or first week of school! Designed for 3rd, 4th, and 5th grade, these back to school math activities combine light review with fun “About Me” prompts to help students ease into routines with confidence. Each brochure includes:✔️ Color-by-code math (addition, multiplication, division) ✔️ Place value comparisons✔️ Matching equations✔️ Skip counting dot-to-dot✔️ About Me writing promptsThese print-and-go ma
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
These Google Forms quizzes cover all 4th grade Multiplication and Division standards. 21 math assessments aligned to the CCSS are included. This digital resource is editable. You can edit/add/delete questions to fit your state's standards. Standards/Topics Covered: 4.OA.1 - a total of 36 questions: I can interpret a multiplication equation as a comparison. 4.OA.2 - a total of 24 questions: I can multiply or divide to solve word problems involving multiplicative comparisons. 4.OA.3 - a to
Practice long division with this engaging Christmas-themed Digital Color by Number Math activity! Students solve problems in Google Forms and receive instant feedback as a mystery picture is revealed. Now includes a printable recording sheet for added accountability! Have students complete the problems independently, then use the Google Form to check their answers and reveal the mystery picture. [Purchase the complete bundle!]⭐ What’s Included:• 8 Google Forms (Christmas theme) • 80 tota
Practice long division with this engaging Winter-themed Digital Color by Number Math activity! Students solve problems in Google Forms and receive instant feedback as a mystery picture is revealed. Now includes a printable recording sheet for added accountability! Have students complete the problems independently, then use the Google Form to check their answers and reveal the mystery picture. [Purchase the complete bundle!]⭐ What’s Included:• 8 Google Forms (Winter theme) • 80 total probl
Practice long division with this engaging Summer-themed Digital Color by Number Math activity! Students solve problems in Google Forms and receive instant feedback as a mystery picture is revealed. Now includes a printable recording sheet for added accountability! Have students complete the problems independently, then use the Google Form to check their answers and reveal the mystery picture. [Purchase the complete bundle!]⭐ What’s Included:• 8 Google Forms (summer theme) • 80 total probl
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
Practice 4th Grade Converting Measurements, Measurement Word Problems, Area & Perimeter, Line Plots with Fractions, and Angles with these fun Math Mystery Picture activities made for use with GOOGLE SHEETS. > > Purchase the complete 4th grade Pixel Art bundle & save!★ What's Included?7 Google Sheet activities 7 Printable Recording sheet & answer keysTopics Covered:1 - Converting Measurements 2 - Measurement Word Problems3 - Area and Perimeter4 - Line Plots with Fractions5 - Types of
Practice 4th Grade multiplicative comparisons, multiplication, multi-step word problems, prime & composite numbers, multiples & factors, shape & number patterns and more with these fun Math Mystery Picture activities made for use with GOOGLE SHEETS. >> Keep students accountable with the optional printable recording sheet!> Purchase the complete 4th grade Pixel Art bundle & save!★ What's Included?8 Google Sheet activities 8 Printable Recording sheet & answer keysTopics Covered:1 - Mult
Practice multi-digit multiplication with this engaging Spring-themed Digital Color by Number Math activity! Students solve problems in Google Forms and receive instant feedback as a mystery picture is revealed. Now includes a printable recording sheet for added accountability! Have students complete the problems independently, then use the Google Form to check their answers and reveal the mystery picture. [Purchase the complete bundle!]⭐ What’s Included:• 8 Google Forms (Spring Day theme)
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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