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.
These Multiplication math games help students practice multiplication strategies using equal groups, repeated addition, number lines, and arrays. Students stay focused and organized during math centers with easy-to-use printable and digital activities. Learning Goal: I can solve multiplication problems by thinking about equal groups of objects. >> Click PREVIEW to view the 3 activities ★ What's Included? ★ Printable Centers:Activity #1: Clip Cards (18 cards)Activity #2: Matching Car
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
Introduce Division with Interactive Google Slides!Review key division skills by exploring equal groups, picture models, and simple equations. While working through these digital slides, students will:✔️ Match visual models to division equations ✔️ Solve real-world word problems by partitioning objects into equal groups ✔️ Choose correct expressions to match a quotient ✔️ Analyze statements and identify those that match a given division scenario With 23 slides of scaffolded practice, these activ
Review 3rd grade multiplication and division with this engaging and hands-on math dodecahedron craft! This printable 3D project is the perfect way to reinforce equal groups, arrays, number lines, and word problems while giving students a meaningful review activity. Great for wrapping up your unit or using as a math center or sub plan! ⭐Purchase the bundle & SAVE!Included in this math activity packet:- 6 printable pages (2 circles per page, 12 circles total) - Recording sheet - Answer key - Step
Review multiplication facts with this Fall themed set of 8 PRINT + DIGITAL Coloring Pages. The Google Forms option gives students instant feedback!⭐Purchase the complete bundle!* INCLUDED Digital Color by Code:8 Google Forms - (Each form has 15 questions and reviews facts x2-x12.) x2x3x4x5x6x7x8x98 Printable Worksheets - (A printable version is now included. Print the cover and all 8 pages to create a fact fluency book) x2x3x4x5x6x7x8x9* HOW DOES THE DIGITAL OPITON WORK?Think of the Google For
These Addition and Subtraction math games will save you time and help students stay focused and organized during math centers. Learning Goal: I can use strategies to fluently add and subtract within 1,000. >> Click PREVIEW to view the 3 activities ★ What's Included? ★ Printable Centers:Activity #1: Clip Cards (18 cards)Activity #2: Matching Cards (18 matching sets)Activity #3: Math Sort (18 cards)Digital Centers:Activity #1: Clip Cards in Google Forms Activity #2: Matching Cards in Goo
Solve Word Problems with Interactive Google Slides!Review key multiplication and division skills by solving real-world word problems using models, equations, and logical reasoning. While working through these digital slides, students will:✔️ Solve one-step word problems using multiplication and division within 100 ✔️ Match arrays, number sentences, and story problems ✔️ Use drawings and equations to show their thinking ✔️ Solve multiple-choice and true/false problems to show understanding With
This self-checking Division Math Fluency Activity was made using Google Sheets. An Excel version is also included. There are 2 versions of the math activity, so you can differentiate as needed. ★ INCLUDED Two pages are included in this resource.Level 1: Divide 3-digit dividends by 1-digit divisors and Divide 4-digit dividends by 1-digit divisors Level 2: Divide 4-digit dividends by 1-digit divisors and Divide 4-digit dividends by 2-digit divisors *EXCEL VERSION ★ HOW IT WORKSThis math fluency
This self-checking Multi-Digit Multiplication Math Fluency Activity was made using Google Sheets. An Excel version is also included. There are 2 versions of the math activity, so you can differentiate as needed. ★ INCLUDED Two pages are included in this resource.Level 1: Multiply 1 digit x 2 digits, 1 digit x 3 digits, and 1 digit x 4 digits Level 2: Multiply 1 digit x 3 digits, 1 digit x 4 digits, and 2 digits x 2 digits *EXCEL VERSION ★ HOW IT WORKSThis math fluency activity is like a pape
These Division math games help students practice division concepts using equal groups, arrays, and division models. Students stay focused and organized during math centers with printable and digital activities included. Learning Goal: I can solve division problems by taking a set of objects and partitioning the objects into equal shares. >> Click PREVIEW to view the 3 activities ★ What's Included? ★ Printable Centers:Activity #1: Clip Cards (18 cards)Activity #2: Matching Cards (18 ma
These Multiplication math games will save you time and help students stay focused and organized during math centers. Digital options are now included!Learning Goal: I can multiply a whole number of up to four digits by a one-digit whole number. I can multiply two two-digit numbers. >> Click PREVIEW to view the 3 activities ★ What's Included? ★ Printable Centers:Activity #1: Clip Cards (18 cards - 3 pages)Activity #2: Matching Cards (18 matching sets - 6 pages)Activity #3: Math Sort (1
These Multiples of 10 math games will save you time and help students stay focused and organized during math centers. Digital options are now included!Learning Goal: I can use what I know about place value to multiply and divide by multiples of 10. >> Click PREVIEW to view the 3 activities ★ What's Included? ★ Printable Centers:Activity #1: Clip Cards (18 cards - 3 pages)Activity #2: Matching Cards (18 matching sets - 6 pages)Activity #3: Math Sort (18 cards - 3 pages)Digital Centers:
Practice Multiplicative Comparison – 4th Grade Interactive Google Slides (4.OA.1)While working through these interactive slides, students will practice:✔️ Interpreting multiplication equations as comparisons (e.g., 24 = 6 × 4) ✔️ Representing verbal statements as multiplication equations ✔️ Solving real-world problems involving multiplicative comparison With 20 slides of engaging practice, you'll have plenty of ready-to-go activities for your multiplication unit or test prep review. ★ What's I
These Addition & Subtraction math games will save you time and help students stay focused and organized during math centers. Digital options are now included!Learning Goal: I can add and subtract multi-digit whole numbers using the standard algorithm. >> Click PREVIEW to view the 3 activities ★ What's Included? ★ Printable Centers:Activity #1: Clip Cards (18 cards - 3 pages)Activity #2: Matching Cards (18 matching sets - 6 pages)Activity #3: Math Sort (18 cards - 3 pages)Digital Center
Practice Multi-Step Word Problems – 4th Grade Interactive Google Slides (4.OA.3)While working through these interactive slides, students will practice:✔️ Solving multi-step word problems using all four operations ✔️ Using strip diagrams and tables to support understanding ✔️ Entering final answers directly into interactive text boxes With 20 slides of scaffolded practice, this resource is perfect for math centers, independent work, or test prep review. ★ What's Included?★ - Links to download
Review 5th Grade OA Math Standards (Order of Operations, Writing & Evaluating Expressions, Graphing Number Patterns) with this bundle of 9 math tri-folds. Each booklet is designed for student success. The questions gradually increase in difficulty and are presented in a variety of formats. Each standard includes THREE trifolds. Use these engaging booklets during math intervention, assessments, homework, spiral review, test prep and more! Teacher Feedback: ⭐⭐⭐⭐⭐“These are PERFECT for what my
These Multiplication & Division math games help students solve word problems within 100 using strategies like equal groups, repeated addition, arrays, number lines, and repeated subtraction. A printable math mat with visual notes and workspace is included to help students organize their thinking and explain their answers using drawings, equations, and words during math centers. Printable and digital options are included to help students stay focused and engaged during math instruction. >
Solve Multi-Step Word Problems Using Interactive Google Slides!Help students master multi-step problem solving with this engaging digital math activity aligned to 3.OA.8. These slides guide learners through two-step word problems involving all four operations. While working through these interactive slides, students will:✔️ Solve multi-step word problems using addition, subtraction, multiplication, and division ✔️ Represent unknown quantities with a letter in equations ✔️ Analyze real-world math
These Division math games will save you time and help students stay focused and organized during math centers. Digital options are now included!Learning Goal: I can find whole-number quotients and remainders with up to four-digit dividends and one-digit divisors. ★ What's Included? ★ Printable Centers:Activity #1: Clip Cards (18 cards)Activity #2: Matching Cards (18 matching sets)Activity #3: Math Sort (18 cards)Digital Centers:Activity #1: Clip Cards in Google Forms Activity #2: Matching Car
Introduce Multiplication with Interactive Google Slides!Review key multiplication skills by exploring equal groups, arrays, and repeated addition. While working through these digital slides, students will:✔️ Match arrays to multiplication and repeated addition sentences ✔️ Build and label equal groups using drag-and-drop models ✔️ Solve real-world word problems involving equal groups ✔️ Explore different ways to represent the same multiplication equation With 25 slides of scaffolded practice, t
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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