PreciousMindsets Co.
13 Followers
Florida, United States
About the store
📘Research Chemist • Science Educator • Multilingual Creator
**Inquiry-Based Science Labs & Scientific Thinking for Middle School**
Welcome to **PreciousMindsets Co.**, a teacher-created store specializing in **hands-on, inquiry-based science labs and investigations** for grades **6–9**.
My resources are designed to help students **do science**—not just learn about it. Each activity emphasizes:
* evidence and observation
* data collection and analysis
* scientific reasoning and clear thinking
* real classroom implementation
You’ll find **ready-to-use science labs, design challenges, and investigations** that support the **Nature of Science**, physical science, chemistry, and core scientific skills. These resources are practical, concept-driven, and adaptable across state standards, making them easy to use in diverse classrooms nationwide.
In addition to my core science offerings, the store also includes **inquiry-aligned biology and earth science resources**, as well as a small collection of **literacy and identity-focused materials** that reflect my broader educational values.
All resources are created by a **research chemist and experienced science educator**, with a focus on clarity, rigor, and meaningful student engagement.
Thank you for supporting thoughtful science teaching.
Thank you for visiting PreciousMindsets Co. — where learning is multilingual, meaningful, and beautifully designed.
Read moreAll resources
Filters
Grade
Subject
Format
Resource type
Standard
Language
Supports
Mixed Numbers & Improper Fractions |Interactive | Activities |Measurements
Mixed Numbers & Improper Fractions |Interactive | Activities |MeasurementSupport student understanding of fractions greater than 1 with this clean, structured interactive notebook activity. Students learn to convert between mixed numbers and improper fractions using foldables, guided examples, and targeted practice. This resource is designed for clarity and ease of use, making it ideal for math notebooks, small group instruction, or review lessons. What’s Included2 Interactive Activities
4th - 6th
Basic Principles, Fractions, General Science
CCSS, NGSS
5.NF.A.1
, 5.NF.B.3
, MP1
+1
Gas Laws Unit | Charles’ Law • Gay-Lussac’ Law | Foundations of Gas Behavior
⭐ Charles’ Law • Gay-Lussac’s Law | Introductory Chemistry | Grades 9–11Gas Laws Inquiry Unit — Conceptual Foundations of Gas Behavior • (Physical Science compatibility noted)Build deep conceptual understanding of gas behavior before introducing the Ideal Gas Law.This inquiry-based chemistry unit guides students through the three fundamental gas relationships — pressure, volume, and temperature — using investigation, data analysis, and scientific reasoning rather than formula memorization. St
9th - 11th
Chemistry, Graphing, Physical Science
CCSS, NGSS
RST.9-10.2
, RST.9-10.3
, WHST.9-10.1a
+1
Density: How Matter Organizes Our World| Worksheet| Grades 6–9
✨ WHY THIS LESSON IS DIFFERENT?🔬 This flagship density lesson goes beyond formulas to help students understand how matter organizes natural systems—from floating objects to Earth’s layers. 📝 Instead of memorizing equations, students reason, calculate, investigate, and apply density in meaningful scientific contexts. 🔬 Density: How Matter Organizes Our WorldGrades 6–9 | Physical Science → Earth & Space Science Bridge 📚 WHAT STUDENTS WILL LEARNStudents will: Understand density as a re
6th - 9th
Basic Operations, General Science, Physical Science
CCSS, NGSS
RST.6-8.3
, RST.9-10.1
, WHST.6-8.1b
+2
Temperature Conversions: Celsius • Fahrenheit • Kelvin• Grades 7–10
Teach Temperature as a Concept, Not Just a FormulaThis lesson + worksheet helps students understand what temperature is, how scientists use different temperature scales, and how to convert between Celsius, Fahrenheit, and Kelvin with confidence. 🖼️ Temperature Conversions/ Celsius • Fahrenheit • Kelvin Lesson + Worksheet + Quiz | Physical Science / Chemistry | Grades 7–10 English Version Instead of memorizing formulas blindly, students learn why temperature scales exist, when each is us
7th - 10th
Basic Operations, General Science, Physical Science
CCSS, NGSS
RST.6-8.2
, RST.9-10.1
, WHST.6-8.1e
+1
Significant Figures: Precision & Scientific Measurement_ (ES + FR + KR)
🌎 Rigorous Science, Accessible to Multilingual LearnersThis multilingual lesson + worksheet teaches significant figures as a concept of precision, not just a set of rules. Students learn how scientists communicate measurement limits and accuracy, with the same academic rigor across all languages. Significant Figures: Precision & Scientific MeasurementMultilingual Lesson + Worksheet | Physical Science / Chemistry | Grades 7–10Español • Français • Kreyòl Ayisyen 📄 Languages Included✔ Spanis
7th - 10th
Chemistry, Physical Science, Place Value
CCSS, NGSS
RST.9-10.1
, WHST.6-8.1b
, MS-ETS1-2
+1
Measurements| SI Units & Metric Conversions in Science -NOS
📘 Help students understand how mathematics is used as a tool in science with this clear, step-by-step worksheet on SI units and metric conversions, designed for grades 7–10. 🧪 Rather than treating conversions as isolated math problems, this resource shows students why unit conversions matter in scientific measurement, data interpretation, and communication. Students learn to recognize SI base units, convert metric units using powers of ten, and—most importantly— show and explain each step
7th - 10th
Chemistry, Measurement, Physical Science
CCSS, NGSS
RST.6-8.1
, WHST.9-10.1a
, HS-ETS1-2
+1
Measurement & SI Units — Why Standardization Matters-(Grades 6–9)
📘 Help students understand why measurement and shared units are essential to science with this Nature of Science (NOS) worksheet designed for grades 6–9. Rather than focusing on heavy calculations or unit conversions, this resource emphasizes scientific thinking: how scientists communicate, compare results, and build trust using standardized measurement systems like the International System of Units (SI). ⭐Measurement & SI Units — Why Standardization Matters in Science (Grades 6–9) Natu
6th - 9th
Basic Operations, Chemistry, Physical Science
CCSS, NGSS
RST.6-8.1
, RST.6-8.2
, WHST.6-8.1
+1
Calculating the Percentage of Sugar in Chewing Gum| Lab Investigation
🧪 This quantitative high school chemistry lab challenges students to move beyond observation and calculate the percentage of sugar present in chewing gum using mass difference and mathematical reasoning. ⭐Calculating the Percentage of Sugar in Chewing Gum — Quantitative Chemistry Lab (Grades 9–11)📘Students measure initial and final mass, calculate mass loss, apply a percentage formula, and analyze their results using data tables and evidence-based reasoning. This lab emphasizes accuracy,
9th - 11th
Basic Operations, Chemistry, Physical Science
CCSS, NGSS
RST.9-10.1
, WHST.9-10.1
, HS-PS1-7
Repetition vs. Replication | Clothespin Force Lab | STEM Investigation| EN_ES
⭐ A quick, hands-on STEM investigation where students test repetition vs. replication using a clothespin. Includes English + Spanish versions, student pages, data tables, analysis questions, graphing task, and teacher key. Bring the Scientific Method to life with this engaging, hands-on mini lab exploring repetition vs. replication. Students use a simple clothespin to collect real data, compare results across trials, and discover why repeating experiments leads to more reliable science. Perf
6th - 9th
General Science, Graphing, Physical Science
CCSS, NGSS
RST.6-8.3
, MS-PS3-5
, MS-ETS1-3
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About the store
Experience
📘Research Chemist • Science Educator • Multilingual Creator
**Inquiry-Based Science Labs & Scientific Thinking for Middle School**
Welcome to **PreciousMindsets Co.**, a teacher-created store specializing in **hands-on, inquiry-based science labs and investigations** for grades **6–9**.
My resources are designed to help students **do science**—not just learn about it. Each activity emphasizes:
* evidence and observation
* data collection and analysis
* scientific reasoning and clear thinking
* real classroom implementation
You’ll find **ready-to-use science labs, design challenges, and investigations** that support the **Nature of Science**, physical science, chemistry, and core scientific skills. These resources are practical, concept-driven, and adaptable across state standards, making them easy to use in diverse classrooms nationwide.
In addition to my core science offerings, the store also includes **inquiry-aligned biology and earth science resources**, as well as a small collection of **literacy and identity-focused materials** that reflect my broader educational values.
All resources are created by a **research chemist and experienced science educator**, with a focus on clarity, rigor, and meaningful student engagement.
Thank you for supporting thoughtful science teaching.
Thank you for visiting PreciousMindsets Co. — where learning is multilingual, meaningful, and beautifully designed.
Teaching style
🌿Teaching Philosophy
My teaching style blends three strengths that have shaped my work as both a scientist and an educator:
🔬 Demonstrator & Coach
I model scientific thinking, demonstrate real-world problem-solving, and guide students through the processes used by actual scientists. My goal is to make science transparent, logical, and inspiring.
🧪 Facilitator of Hands-On Learning
Students learn best when they do. I design lessons that prioritize hands-on labs, structured investigations, and discovery-based activities. This keeps learning active, meaningful, and rooted in curiosity.
🤝 Developer of Collaboration & Reflection
I cultivate teamwork, thoughtful questioning, and reflective learning. Students are encouraged to communicate their ideas, analyze evidence, and build confidence in their own scientific reasoning.
Together, these approaches help students learn not only what to understand… but how to think like scientists.
My classroom—and the resources I create—are built on clarity, inquiry, inclusivity, and joyful exploration.
Awards & shining teacher moments
🏆 Awards & Teacher Highlights
• Secondary Education Excellence Award
• Recognized for innovative science instruction, cross-disciplinary teaching, and curriculum development
• Hundreds of students inspired to pursue STEM fields
My own education history
🎓 Education & Professional Background
• B.A. Chemistry / Mathematics
• M.S.Ed. in Secondary Education & Physical Science
• Former Research Chemist (analytical + applied science)
• 25 years teaching Chemistry, Physical Science, and Earth Science (NY, TX, GA, FL)
💛 My Why
Additional biographical information
💛 My Why
I absolutely love teaching and learning.
Each day is an opportunity to explore, imagine, build, and grow. My passion is designing high-quality, multilingual lessons that make science accessible—and beautiful—for all learners.
🌍 What You’ll Find in My Store
• Multilingual Science Lessons (English, Spanish, French, Kreyòl)
• Reading-rich STEM content for Grades 6–8
• Inspiring Women Series (SEL + literacy + history)
• Lab investigations, graphic organizers, and inquiry activities
• High-quality bilingual resources for diverse classrooms
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