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Variable Vault

Rated 4.85 out of 5, based on 13 reviews
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Seattle, Washington, United States
About the store
Welcome to Variable Vault! I create engaging, student-centered math resources that help learners find joy and purpose in every problem. With a focus on inquiry-based tasks, real-world connections, building classroom community, and ongoing formative assessments, these resources are designed to help students explore math deeply — and enjoy the journey. Perfect for middle and high school math classrooms!
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All resources

Preview of Fraction Word Problem Sets | All Operations, Mixed Practice | 4th 5th 6th Grade

Fraction Word Problem Sets | All Operations, Mixed Practice | 4th 5th 6th Grade

Created by
Variable Vault
Struggling to find fraction word problems that go beyond basic computation and actually build student understanding? This resource gives students the opportunity to apply fraction operations in real-world contexts, build conceptual understanding, and develop confidence with multi-step problem solving. Perfect for grades 4–6, this comprehensive set (76 total word problems) includes targeted practice for all four operations along with mixed and higher-order tasks. What’s Included ✔ Addition word p
Preview of Statistics Guided Notes Bundle | Box Plots (Box and Whisker) & Histograms

Statistics Guided Notes Bundle | Box Plots (Box and Whisker) & Histograms

Created by
Variable Vault
Guided Notes with Real-World Data | Box Plots and HistogramsMaster Vocabulary, Construction, and AnalysisTransform your students' understanding of box plots and histograms with this set of comprehensive guided notes products! Designed to explicitly teach all the skills needed to construct and analyze box plots and histograms, these guided notes offer a deep dive into the concepts behind both. Essential vocabulary, the basics of each visual representation, how to construct both box plots and his
Preview of Box Plot Practice Problems | Box and Whisker Plot Practice | Real-World Data

Box Plot Practice Problems | Box and Whisker Plot Practice | Real-World Data

Created by
Variable Vault
Looking for a high-quality math resource that teaches students how to analyze raw data, create box plots, and draw meaningful conclusions? This engaging, real-world set of practice problems takes students step by step through the process, using scaffolded problems and intuitive visual supports to build confidence and mastery. Why You'll Love This Resource:✔ Gradual Release Method: Clear scaffolding ensures students develop independent graphing skills, moving from guided practice to self-dir
Preview of Christmas Tree Graphing Linear Equations Activity | Domain | Multiple Versions

Christmas Tree Graphing Linear Equations Activity | Domain | Multiple Versions

Created by
Variable Vault
🎄 Bring festive fun and meaningful rigor to your Algebra classroom with this Christmas Graphing Activity, where students create a Christmas tree using equations and restricted domains. Students graph a Christmas tree using linear equations with restricted domains, carefully connecting multiple line segments to form a complete image. With four differentiated versions included, this activity is perfect for meeting the needs of diverse learners and for use across Algebra I and Algebra II courses.
Preview of Differentiated Multiplication & Division of Fractions Partner Activity

Differentiated Multiplication & Division of Fractions Partner Activity

Created by
Variable Vault
Fraction Face-Off: Multiplication and Division is a ready-to-use classroom resource designed for grades 5–7 that builds student confidence, fluency, and reasoning with fractions. Students work in pairs on matching-number problems, simplifying them simultaneously. Partners then compare their answers to determine which fraction is larger. This interactive format strengthens fraction skills, encourages peer collaboration, and supports meaningful math talk. What’s Included: ✅ 3 differentiated partne
Preview of Percent Word Problems | Task Cards | Worksheet | Real World Problems

Percent Word Problems | Task Cards | Worksheet | Real World Problems

Created by
Variable Vault
Percentages Word Problem Task Cards or Worksheet (both formats included) – Real-World Math for Grades 6-8Help students master percentages through real-world problems! This engaging set of 16 task cards blends everyday scenarios with high-interest topics like shopping, sports, school life, animals, and social media to make math meaningful and fun. Students will apply key percent skills to solve authentic problems—perfect for small group work, partner work, centers, homework, early finishers, or r
Preview of Halloween Fraction Word Problems - Addition Subtraction | Task Cards | Worksheet

Halloween Fraction Word Problems - Addition Subtraction | Task Cards | Worksheet

Created by
Variable Vault
🎃 Halloween Fraction Word Problems – Adding & Subtracting Fractions (Grades 5–7)Make fractions frightfully fun this October! This Halloween-themed set of task cards and worksheet is packed with 16 silly and spooky word problems that give students meaningful practice with adding and subtracting fractions — no tricks, just treats! Your students will laugh while solving problems featuring witches, vampires, werewolves, zombies, and haunted bakeries, all while mastering essential fraction skills.
Preview of Guided Notes: Law of Sines | Practice Problems | Ambiguous Case| Video Support

Guided Notes: Law of Sines | Practice Problems | Ambiguous Case| Video Support

Created by
Variable Vault
Engage your students with these Law of Sines guided notes featuring a warm-up review, step-by-step explanation, 7 practice problems, and a full video walkthrough—including all three ambiguous case scenarios (two, one, or no triangle). This resource walks learners step-by-step through the concept, starting with a warm-up that reviews key prerequisite skills: Right Triangle Trig (SOHCAHTOA)Identifying ASA, AAS, and SSA in triangles From there, students are guided into what the Law of Sines is,
Preview of Fractions, Decimals, & Percents Conversion Partner Activity plus Practice

Fractions, Decimals, & Percents Conversion Partner Activity plus Practice

Created by
Variable Vault
Help your students master converting fractions, decimals, and percents with this engaging partner activity! Each problem has two versions, so partners convert separately but always land on the same answer. This makes the activity self-checking while promoting accuracy and collaboration. Designed for middle school math and aligned to CCSS and TEKS, this flexible resource can be used in multiple ways: Partner Practice – Students work with a partner to convert and check problems together.Musical Ma
Preview of Halloween Decimal Word Problems - Addition Subtraction | Task Cards | Worksheet

Halloween Decimal Word Problems - Addition Subtraction | Task Cards | Worksheet

Created by
Variable Vault
🎃 Halloween Decimal Word Problems – Adding & Subtracting Decimals (Grades 5–7)Students will love solving funny and creative problems featuring zombies, witches, spiders, potions, and haunted houses — all while practicing addition and subtraction with decimals. With 16 total word problems, this resource helps students strengthen their decimal fluency, apply real-world reasoning, and enjoy a good Halloween laugh along the way! Skills Covered Adding and subtracting decimals to the hundredths p
Preview of Halloween Percent Word Problems | Task Cards | Worksheet | Halloween Themed

Halloween Percent Word Problems | Task Cards | Worksheet | Halloween Themed

Created by
Variable Vault
🎃 Halloween-Themed Percentages Word Problem Task Cards or Worksheet (both formats included) – Spooky Math for Grades 6-8 Help students master percentages with Halloween-themed word problems! This engaging set of 16 task cards is composed of fun Halloween inspired percentage word problems. Students will apply key percent skills to solve authentic problems—perfect for small group work, partner work, centers, homework, early finishers, or review before assessments. These Halloween-inspired problem
Preview of Guided Notes: Right Triangle Trig, Unit Circle, and Graphs of Sin, Cos, and Tan

Guided Notes: Right Triangle Trig, Unit Circle, and Graphs of Sin, Cos, and Tan

Created by
Variable Vault
These comprehensive guided notes bridge the gap between right triangle trigonometry and the unit circle, and extend to the graphs of sine, cosine, and tangent. Designed to cater to diverse learning styles, this resource provides multiple options for use and incorporates several unit circles to facilitate deep understanding. Perfect for high school mathematics teachers, these guided notes will elevate your trigonometry lessons and help your students excel. What’s Included:✅️ Right Triangle Trigo
Preview of Thanksgiving Fraction Word Problems | 2 Format: Task Cards & Worksheet

Thanksgiving Fraction Word Problems | 2 Format: Task Cards & Worksheet

Created by
Variable Vault
🦃 Thanksgiving Fractions: Adding & Subtracting Fractions with Unlike Denominators – Task Cards + Worksheet ComboStudents practice adding and subtracting fractions with unlike denominators through real-world Thanksgiving scenarios — pies, hot cocoa, cornucopias, family dinners, football, and fall fun. This resource includes 16 engaging word problems presented in two formats: Task Cards – Perfect for centers, partner work, or small group work. Worksheet Version – Great for independent practice,
Preview of Halloween Fraction, Decimal, & Percent Word Problems - Task Cards and Worksheet

Halloween Fraction, Decimal, & Percent Word Problems - Task Cards and Worksheet

Created by
Variable Vault
🎃 Halloween Mixed Practice Word Problems – Fractions, Decimals, and Percents (Grades 5–7)This resource includes both a printable worksheet and a task card version—perfect for centers, partner work, or independent practice. Each problem features a Halloween-themed word problems that middle schoolers will love, from witches brewing potions to zombies running fun races. ✨ Skills Covered Adding and subtracting fractions (unlike denominators) Adding and subtracting decimals Solving percent p
Preview of Differentiated Fraction Addition, Subtraction, and Comparison Partner Activity

Differentiated Fraction Addition, Subtraction, and Comparison Partner Activity

Created by
Variable Vault
This differentiated partner activity helps students in grades 4–7 build confidence adding, subtracting, and comparing fractions—including like and unlike denominators, mixed numbers, and improper fractions. This resource includes three leveled sets: Explorer (below grade level) – like denominators, simple fractionsChallenger (at grade level) – unlike denominators, mixed numbers Conqueror (above grade level) – multi-step challenging problems, unlike denominators, mixed numbers, many 3-term pro
Preview of Histograms Guided Notes | Frequency & Relative Frequency | Real World Data

Histograms Guided Notes | Frequency & Relative Frequency | Real World Data

Created by
Variable Vault
Histograms Guided Notes with Real-World Data: Master Vocabulary, Construction, and Analysis!Transform your students' understanding of histograms with this 6-page comprehensive guided notes product plus the Microsoft PowerPoint file for editing! Designed to explicitly teach essential vocabulary— continuous data, intervals/bins, frequency, frequency table, frequency histograms, and relative frequency histograms — these notes offer a deep dive into the concepts behind histograms. Students will lea
Preview of Linear Equations, Slope, Intercepts, Parallel, Perpendicular | Print & Digital

Linear Equations, Slope, Intercepts, Parallel, Perpendicular | Print & Digital

Created by
Variable Vault
Linear Functions Mystery State Activity | Print & Digital | Self-CheckingEngage your students in a fun, interactive way to master linear functions with this self-checking mystery state activity! Designed for both print and digital use, this resource allows students to apply key algebraic concepts while unlocking clues to identify a mystery state. Students solidify their math skills while learning cool things about a state. It's a geography - math connection! Skills Covered in the 19 problems:
Preview of MAZE: Solving One-Step Equations | No Prep | 4 Operations | Integers & Fractions

MAZE: Solving One-Step Equations | No Prep | 4 Operations | Integers & Fractions

Created by
Variable Vault
This one-step equation maze activity is a fun and engaging way for students to practice solving one-step equations with all 4 operations! Equations include both integers and fractions as do answers to strengthen skills with all types of numbers. This maze activity is standards-based (CCSS); the answer key is included. This no prep activity is an engaging way for students to get more practice. Suggestions for Use:✏️In-Class Practice individually or working with partners or small groups ✏️Extra P
Preview of Solving Inequalities Worksheet - 2 & 3 step problems with self-checking feature

Solving Inequalities Worksheet - 2 & 3 step problems with self-checking feature

Created by
Variable Vault
Help your students master solving 2-step and 3-step inequalities with this engaging and self-checking resource! Perfect for building confidence and critical thinking, this resource provides a variety of practice problems, including problems that require division by a negative number—essential for fully understanding inequalities. What’s included:12 carefully crafted inequalities that require students to apply problem-solving skills across 2-step and 3-step processes.Built-in self-checking featu
Preview of Rationalizing the Denominator Worksheet | Algebra I & Algebra 2 | Square Roots

Rationalizing the Denominator Worksheet | Algebra I & Algebra 2 | Square Roots

Created by
Variable Vault
Make math practice engaging with this fun worksheet on rationalizing the denominator!This no prep worksheet focuses on rationalizing denominators with both monomial and binomial expressions, offering a variety of problems to strengthen student skills. Designed for independent practice, this resource encourages students to master an essential algebra concept while having fun solving a funny riddle. The riddle provides a lighthearted challenge that keeps students motivated as they work through the
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About the store

Experience

Welcome to Variable Vault! I create engaging, student-centered math resources that help learners find joy and purpose in every problem. With a focus on inquiry-based tasks, real-world connections, building classroom community, and ongoing formative assessments, these resources are designed to help students explore math deeply — and enjoy the journey. Perfect for middle and high school math classrooms!

Teaching style

I am passionate about helping students find joy and success in math. In my classroom, students talk about math with their peers and learn by doing. I love an activity-based classroom where students are engaging in math in a variety of ways, grappling with problems and showing up as leaders. Every student has a strength to offer in the math classroom; they just need to opportunity to show it.