About the store
Hi! My name is Elisa, the creator behind CopernicusNotebook. I’ve been a high school math and physics teacher since 2007, teaching every grade level from 9th to 13th grade. With over 15 years of experience as a high school math and physics teacher, I’ve developed a deep passion for helping students unlock the world of numbers and physical principles. Now, I’m excited to share my engaging, practical, and challenging materials with teachers and students around the world! I’m so glad you’re here—thank you for visiting my store!
Read more
All resources
Filters
Format
Resource type
Standard
Theme
Central and Inscribed Angles in Circles SCAVENGER HUNT ACTIVITY
This scavenger hunt is designed to engage students in applying essential theorems related to central and inscribed angles within circles. Through interactive problem-solving, students will strengthen their understanding of the central angle theorem, inscribed angle theorem, inscribed right angle theorem, inscribed quadrilateral theorem, and angles on a circle theorem. What’s Included:• 16 Scavenger Hunt Stations: Each station presents a unique problem involving central and inscribed angles, he
9th - 11th
Algebra, Geometry, Math
Also included in: Circles (Geometry Unit 10) - ACTIVITIES BUNDLE
Trig Ratios Missing Sides and Angles SOHCAHTOA GEOMETRY CONNECT 4 ACTIVITY
Trig Ratios Connect 4 Game | 4 in a Row | Right Triangles | 25 Task Cards | Missing Sides & Angles | SOHCAHTOA | Inverse trig ratios | Partner gameMake practicing trigonometric ratios exciting and competitive with this Connect 4-style game! Students solve 25 task cards involving SOHCAHTOA, identifying missing sides or angles in right triangles. Each correct answer appears on the game board, and the goal is to get four in a row—horizontally, vertically, or diagonally! Perfect for small
9th - 10th
Algebra, Geometry, Math
Congruent Chords and Arcs SCAVENGER HUNT ACTIVITY
This engaging resource allows students to practice and apply theorems related to congruent chords, arcs, and their properties in circles. Through a scavenger hunt around the room or a scavenger hunt on one page (you choose!), students will solve equations to find segment lengths or angle measures using chord theorems. These hands-on activities are perfect for reinforcing key geometry concepts while keeping students motivated and active in their learning. This resource includes: • 12 stations,
8th - 11th
Algebra, Geometry, Math
Also included in: Circles (Geometry Unit 10) - ACTIVITIES BUNDLE
Segment and Angle proofs GEOMETRY TASK CARDS DIFFERENTIATED ACTIVITY
Segment and Angle Proofs Task Cards | 8 Two-Column Proofs | Differentiated PracticeHelp your students build confidence with two-column proofs using this versatile set of 8 task cards focused on segment and angle congruence. With 4 segment proofs and 4 angle proofs, this resource gives students meaningful practice writing statements, reasons—or both—based on your instructional goals. This activity isideal for introducing, reviewing, or reinforcing geometric reasoning through scaffolded
9th - 10th
Algebra, Geometry, Math
Also included in: Logic and Proof (Geometry Curriculum Unit 2) ACTIVITIES BUNDLE
Points of Concurrency in Triangles SCAVENGER HUNT ACTIVITY
Special segments and triangle centersThis scavenger hunt engages students in exploring the points of concurrency and special segments in triangles: incenter, circumcenter, orthocenter, and centroid as well as angle bisectors, perpendicular bisectors, altitudes, medians. By solving problems and identifying key properties of each triangle center, students deepen their understanding of triangle geometry in a fun and interactive way. What’s Included:• 16 Scavenger Hunt Cards: • 4 Cards for
8th - 11th
Algebra, Geometry, Math
Also included in: Geometry Curriculum ACTIVITIES BUNDLE
GCF & LCM of Monomials Worksheet PUZZLE ACTIVITY
This interactive puzzle activity helps students practice finding the Greatest Common Factor (GCF) and Least Common Multiple (LCM) of 2 or 3 monomials. By solving problems and matching answers, students will deepen their understanding of working with algebraic expressions, applying their knowledge of factoring and multiples in a fun, hands-on format. This resource includes: • 16 Puzzle Pieces: Each puzzle piece contains: • A set of 2 or 3 monomials. • An exercise requiring students to find eit
7th - 10th
Algebra, Math, Numbers
Perpendicular and Angle Bisectors Theorems MATCHING AND COLORING ACTIVITY
Make mastering the Perpendicular Bisector Theorem and Angle Bisector Theorem and their converse engaging with these 16 problems! In this Color by Theorem activity, students must first identify the correct theorem before solving for the missing segment lengths. Only by correctly recognizing the theorem will they be able to color the final picture accurately! How It Works:✔ Step 1: Students analyze 16 pictures and determine which theorem applies (Perpendicular Bisector Theorem, Angl
8th - 11th
Algebra, Geometry, Math
Also included in: Geometry Curriculum ACTIVITIES BUNDLE
Perpendicular and Angle bisector Theorems SORT AND RELAY ACTIVITY
Applying Perpendicular and angle bisectors theorems and their converses – 2 Engaging ActivitiesThis resource provides a dynamic approach to reviewing segment and angle bisectors, combining conceptual sorting with problem-solving in a fun relay format. Perfect for group work, class discussions, or as an engaging review session! What’s Included:Part 1: Sort Activity• 16 pictures for students to analyze and sort into columns based on whether they need to use: •The Perpendicular Bisector Theorem
8th - 11th
Algebra, Geometry, Math
Also included in: Geometry Curriculum ACTIVITIES BUNDLE
Points of Concurrency in Circles MATH RIDDLE ACTIVITY
Triangle Centers RiddleThis low-prep math riddle activity engages students in solving 14 problems related to the points of concurrency in triangles: incenter, circumcenter, orthocenter, and centroid and the special segments (angle bisectors, perpendicular bisectors, altitudes and medians). By solving each problem, students associate a letter to their solution and use those letters to decode a hidden sentence, making learning both interactive and fun. What’s Included:• 14 Problems: Covering pro
8th - 11th
Algebra, Geometry, Math
Also included in: Geometry Curriculum ACTIVITIES BUNDLE
Perpendicular and Angle Bisectors Theorems TASK CARDS DECIPHER ACTIVITY
Make mastering the Perpendicular Bisector Theorem and Angle Bisector Theorem engaging with these 16 task cards! Different uses: Task cards only, with keys on the back, or in association with a Cryptogram quote. This resource provides a versatile way to reinforce key concepts, allowing students to practice solving problems involving bisectors in triangles and their properties. How to Use:✔ Task Cards Only: Use them for independent work, stations, or small group practice. ✔ Self-Checkin
8th - 11th
Algebra, Geometry, Math
Also included in: Geometry Curriculum ACTIVITIES BUNDLE
Algebraic proofs GEOMETRY TASK CARDS DIFFERENTIATED ACTIVITY
: Algebraic Proofs | 12 Task Cards | Multiple Versions for Scaffolding | Practice Properties of EqualityStrengthen your students' confidence and fluency with algebraic proofs using this set of 12 scaffolded task cards! Designed to help students practice justifying each step using algebraic properties and operations, these task cards support the development of logical reasoning while reinforcing key skills from solving linear equations. What’s Included:✔️ 12 Algebraic Proof Task Cards✔
9th - 10th
Algebra, Geometry, Math
Also included in: Logic and Proof (Geometry Curriculum Unit 2) ACTIVITIES BUNDLE
Writing linear equations from Word problems Halloween TASK CARDS
Halloween Linear Equations | Word Problems | Mystery Joke Task Cards 🎃🕷️ Make linear equations fun and festive with this Halloween-themed self-checking task card activity! Students solve 16 word problems where they must write an equation, substitute the given value of one variable, and solve for the other. Some problems are presented in standard form while others are in slope-intercept form, giving students valuable practice with both representations. As students work, they use a solution
8th - 10th
Algebra, Math
Segment Lengths in Circles (Chords, Secants, Tangents) SCAVENGER HUNT ACTIVITY
Segment Lengths in Circles (Chords,Secants and Tangents) | Differentiated No prep Scavenger Hunt Activity with 3 Levels of Equation PracticeMake practicing segment relationships in circles engaging and differentiated with this scavenger hunt activity featuring 3 distinct versions, each with 8 stations! Students will apply geometric theorems involving chords, tangents, and secants—and solve l inear or quadratic equations based on the version you assign. Each version offers targeted practice
8th - 10th
Algebra, Geometry, Math
Also included in: Geometry Curriculum ACTIVITIES BUNDLE
Monomials and Polynomials Perimeter & Area PUZZLE ACTIVITIES
These engaging puzzle activities help students practice calculating the perimeter and area of various geometric figures where side lengths are expressed as monomials or polynomials. By solving problems and matching pieces, students strengthen their algebraic skills in a fun and interactive way. What’s Included:• 2 puzzles with 9 problems involving perimeter and area calculations. • Figures with sides expressed as polynomials, requiring students to simplify expressions and combine like terms. •
7th - 10th
Algebra, Math, Numbers
Also included in: Monomials and Polynomials Perimeter & Area BUNDLE
Trig Ratios Missing Sides SOHCAHTOA GEOMETRY CONNECT 4 ACTIVITY
Trigonometric Ratios | Missing Sides | Connect 4 Game | 4 in a Row | Right Triangles | SOHCAHTOA | 16 Task Cards | Partner gameMake trigonometry practice exciting with this Connect 4-style game focused on trigonometric ratios (SOH CAH TOA) and finding missing sides in right triangles! This hands-on, low-prep activity includes 16 task cards and 4 different game boards, perfect for reviewing sine, cosine, and tangent in a fun, competitive way. Students solve the problems, find their ans
9th - 10th
Algebra, Geometry, Math
Truth Tables Symbolic Logic Geometry SCAVENGER HUNT ACTIVITY
Truth Tables Scavenger Hunt | Logic Practice with Compound Statements | Union, intersection, negation, conditional, and biconditional statementsBring logic to life with this Truth Tables Scavenger Hunt! Students will work through 16 problems involving compound statements and truth tables. They’ll practice with union, intersection, negation, conditional, and biconditional statements as they complete missing parts of truth tables, determine truth values, or evaluate compound statements. Each c
9th - 10th
Algebra, Geometry, Math
TEKS
MA.9-12.G.3.A
Also included in: Logic and Proof (Geometry Curriculum Unit 2) ACTIVITIES BUNDLE
Graphing Piecewise Linear Functions UNSCRAMBLE ACTIVITY
This engaging activity focuses on graphing piecewise linear functions on a Cartesian plane. Students are provided with a set of piecewise functions and a Cartesian plane containing scattered letters. As they carefully draw each function, the graphs will intersect some letters while leaving others untouched. Students must identify the letters that remain uncrossed and unscramble them to reveal a hidden word. What’s Included:• 6 Linear Piecewise Functions • 6 Cartesian planes with scattered lette
8th - 11th
Algebra, Algebra 2, Math
GCF and LCM of Monomials MATH MYSTERY WHODUNNIT ACTIVITY
Mystery Math: Who Dunnit? – The Monomial EnigmaTurn your math lesson into an unforgettable adventure! In Mystery Math: Who Dunnit?, students step into the role of detectives on a thrilling mission to discover who altered the research notes of Dr. Emilia Pascal. To crack the case, they must find the GCF and LCM of monomials across 12 challenging problems, eliminating suspects, objects, and locations along the way. Key Features: Story-Driven Math Investigation - Students become mathematical
7th - 10th
Algebra, Math, Numbers
Segment and Angle proofs GEOMETRY CUT AND PASTE DIFFERENTIATED ACTIVITY
Segment and Angle Proofs | 8 Two-Column Proofs | Differentiated Geometry PracticeHelp your students master two-column proofs with this engaging and scaffolded activity focused on segment and angle relationships! This resource includes 8 geometry proofs—4 involving congruent segments and 4 involving congruent angles—designed to build students' confidence in writing logical arguments using definitions, postulates, and properties. What’s Included:✔️ 8 Two-Column Proofs Total• 4 Segme
9th - 10th
Algebra, Geometry, Math
Also included in: Logic and Proof (Geometry Curriculum Unit 2) ACTIVITIES BUNDLE
Midpoint and Distance Formula Geometry SCAVENGER HUNT ACTIVITY
Midpoint, Endpoint & Distance Formula | Scavenger Hunt Self-checking Activity | 16 Problems | Two VersionsMake practicing coordinate geometry fun and interactive with this Scavenger Hunt focused on the Midpoint Formula, Distance Formula, and Endpoint Formula! This engaging, self-checking activity reinforces key skills in analytic geometry while promoting movement and collaboration in the classroom. What’s Included:✅ 16 unique problems covering: Finding the midpoint between two points Usi
9th - 10th
Algebra, Geometry, Math
Also included in: Intro to Geometry (Geometry Curriculum Unit 1) ACTIVITIES BUNDLE
Showing 1-20 of 276 results
About the store
Experience
Hi! My name is Elisa, the creator behind CopernicusNotebook. I’ve been a high school math and physics teacher since 2007, teaching every grade level from 9th to 13th grade. With over 15 years of experience as a high school math and physics teacher, I’ve developed a deep passion for helping students unlock the world of numbers and physical principles. Now, I’m excited to share my engaging, practical, and challenging materials with teachers and students around the world! I’m so glad you’re here—thank you for visiting my store!
Teaching style
I believe that active engagement is the key to student success. I love incorporating hands-on activities, problem-solving sessions, and collaborative learning into my lessons. Whether students are up and moving, working together, or diving deep into exercises, my goal is to make learning math and physics enjoyable and impactful.
My own education history
I hold a degree in Mathematics from the University of Padua and a specialization in high school teaching for math and physics from the SISS (Specialization for Secondary School Teachers) program.
Additional biographical information
Originally from Italy, I have a husband and two adolescent children. When I’m not teaching or designing resources, I love diving into new stationery—it’s a little obsession of mine! Creating high-quality materials that support both teachers and students is my way of sharing my passion for education with the world.
TPT is the largest marketplace for PreK-12 resources, powered by a community of educators.
IXL family of brands