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.
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 3rd Grade Operations & Algebraic Thinking Math Standards (multiplication, division, fact families, multiplication properties) with this bundle of 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 PERFE
Help your students build strong addition and subtraction skills from the earliest facts to multi-digit strategies with this growing bundle of no-prep math brochures! This set includes 60 trifold worksheets designed to support number sense, fluency, and confidence from within 5 all the way to within 1,000. Each brochure focuses on a specific skill and is perfect for independent work, small groups, homework, or a fact fluency station. INCLUDED:✔️ 12 brochures for Addition & Subtraction within
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
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
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 2nd Grade NBT Math Standards (addition & subtraction word problems, fact fluency, even & odd numbers numbers, repeated addition ) with this bundle of 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 a
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
Cover all 2nd Grade Florida BEST Math Standards with this complete bundle of math Quick Checks. This bundle includes multiple skill checks for all second grade Florida B.E.S.T. standards. Included: >> 27 pages >> Skill Checks >> Data tracking pages >> Answer Key Standards Currently Included:Each page includes 3 Skill Checks>> Number Sense & OperationsMA.2.NSO.1.1: 3-Digit Number FormsMA.2.NSO.1.2: Compose & Decompose 3-Digit NumbersMA.2.NSO.1.3: Plot, Order, & C
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
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
Prime & Composite Numbers – 4th Grade Interactive Google SlidesHelp your students build a strong understanding of prime and composite numbers with this engaging set of 25 interactive Google Slides. Designed for 4th grade, this digital resource uses arrays, division models, factor pairs, color coding, and sorting activities to help students identify and reason about the properties of numbers. While working through these slides, students will:✔️ Use arrays and division equations to determine if
Review 3rd Grade Addition & Subtraction Strategies with our interactive Google Slides!While working through these interactive place value slides, students will practice: ✔️ Adding within 1,000 using strategies and algorithms ✔️ Subtracting within 1,000 using strategies and algorithms With 17 slides of scaffolded practice, these activities are perfect for small groups, test prep, or independent digital centers — all aligned to 3.NBT.2. ★ What's Included?★ - Links to download the Google Slides™
Fluently Multiply & Divide Within 100 Using Interactive Google Slides!Help students master multiplication and division facts through engaging, scaffolded practice with visual models, number patterns, and fact families. While working through these digital slides, students will:✔️ Solve multiplication and division equations using number patterns and known facts ✔️ Complete fact diagrams and match equations to build fluency with related facts ✔️ Sort expressions by product or quotient to strengthen
Are you looking for a fun way to encourage math talk with your 6th graders? Which One Doesn't Belong prompts are a fun way to get students writing & talking about math! Use as math warm ups, whole group spiral review, or add to your math centers! ⭐Click the PREVIEW button to download 30 FREE Prompts!WHAT'S INCLUDED:Set #1: The Number System (30 prompts) Dividing Fractions Operations with Decimals Factors & Multiples Rational Numbers Absolute Value Integer Operations Set #2: Ratios & Proporti
Cover all 1st Grade Florida BEST Math Standards with this complete bundle of math Quick Checks. This bundle includes multiple skill checks for all first grade Florida B.E.S.T. standards. Included: >> 27 pages >> Skill Checks >> Data tracking pages >> Answer Key Standards Currently Included:Each page includes 3 Skill Checks>> Number Sense & OperationsMA.1.NSO.1.1: Counting & Skip-CountingMA.1.NSO.1.2: 2-Digit Numbers in Standard, Expanded, and Word FormMA.1.NSO.1
Review Fact Families Using Interactive Google Slides!Strengthen division skills by using multiplication to find missing numbers and build fact family fluency. While working through these digital slides, students will:✔️ Use arrays to write related multiplication and division facts ✔️ Solve missing factor problems by applying known multiplication facts ✔️ Match and complete fact families using visuals and number models ✔️ Practice solving division equations using multiplication as a strategy With
Shape & Number Patterns – 4th Grade Interactive Google SlidesHelp your students master shape and number patterns with this engaging set of 28 interactive Google Slides aligned to 4th Grade Common Core Standard 4.OA.5. Students will explore one-step and two-step number patterns, input/output tables, and shape patterns using visual models, interactive tasks, and rule-based reasoning. While working through these slides, students will:✔️ Generate number patterns based on a given rule (e.g., add, s
Find Missing Numbers with Interactive Google Slides!Review key multiplication and division skills by solving equations with unknown numbers and connecting them to real-world problems. While working through these digital slides, students will:✔️ Determine the unknown number in multiplication and division equations ✔️ Solve real-world word problems using equations with missing values ✔️ Match equations to phrases that describe unknown factors or products ✔️ Choose between possible values and justi
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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