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Common Core Fun Shop

Welcome to Common Core Fun, original, classroom-tested and age-appropriate jokes, riddles and puzzles to help teachers, parents, tutors and motivated students make learning math. We are a National Board Certified a high school math teacher who has taught all levels of math, from Algebra through AP Calculus BC and an artist with an MBA in the San Francisco Bay Area. Here are classroom exercises we've created with 10+ years of teaching experience.

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Welcome to Common Core Fun, original, classroom-tested and age-appropriate jokes, riddles and puzzles to help teachers, parents, tutors and motivated students make learning math. We are a National Board Certified a high school math teacher who has taught all levels of math, from Algebra through AP Calculus BC and an artist with an MBA in the San Francisco Bay Area. Here are classroom exercises we've created with 10+ years of teaching experience.
Simplifying Fractions
CommonCoreFun

Simplifying Fractions

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This activity requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this activity, students must match an unsimplified fraction to its simplified equivalent. Great beginning of the year practice!
Arithmetic and Geometric Sequences and series
CommonCoreFun

Arithmetic and Geometric Sequences and series

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This activity requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. It is also great for both homeschool and special education students because it includes an answer bank for students and answer sheets for teachers. In this particular worksheet, students learn about arithmetic and geometric sequences and series by finding the nth term and finding the sum of n terms. There is also one question that asks about the common ratio.
Inverse SOHCAHTOA Trig
CommonCoreFun

Inverse SOHCAHTOA Trig

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This activity requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this worksheet, students use inverse trig to find missing angles.
Polynomial Graphs
CommonCoreFun

Polynomial Graphs

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This activity requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this activity, students match different polynomial functions to their graphs. They must understand leading coefficient, degree and end behavior to do this.
Finding Equation of a Line Between Points
CommonCoreFun

Finding Equation of a Line Between Points

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These activities requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this worksheet, students are given 14 examples with 2 points on the x-y coordinate grid and they must find the equation of the line that passes through both points. In completing the worksheet, they solve the riddle - why did the belt get locked up? - because he held up a pair of pants. This is a great way to practice finding slope and y-intercept algebraically.
Rational Expressions Cutout Puzzle
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Rational Expressions Cutout Puzzle

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This activity is a cutout puzzle for factoring rational expressions. Students match up a rational expression with its equivalent in simplified form and put the pieces of the puzzle together.
Mayan Numbers
CommonCoreFun

Mayan Numbers

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This is a great activity for students to learn about number systems, exponents and Mayan numbers. The Mayans used a place value system, just like ours, except with base-20 instead of base 10 (they counted with their fingers and toes).
Periodic Functions and Cycles of Time
CommonCoreFun

Periodic Functions and Cycles of Time

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This activity requires NO PREP, student and teacher documents included. Drill but don’t kill It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this worksheet, students must evaluate the period of a function and match it to the units it most likely represents (i.e. if it is 7 then the answer is days in a week)
Factoring Polynomials Cutout Puzzle
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Factoring Polynomials Cutout Puzzle

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Students are given a puzzle to solve by factoring third degree polynomials. The puzzle includes 12 problems to factor by grouping and 12 to factor by guess and test or polynomial long division. Students cut the pieces out and then match up each equation with its solution set. The puzzle fits together and then spells out "Math Is Wicked Cool" when you replace each larger number with its corresponding letter in the alphabet.
Basic Division Joke Worksheet
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Basic Division Joke Worksheet

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In this activity, students match a particular quotient to another quotient with the same solution. As they find the matching answer, they place a letter from the answer bank into the appropriate box to uncover a joke. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too!
Sequences and Series
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Sequences and Series

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In this activity, students build fluency with arithmetic and geometric sequences and series, along with summation notation. In the process, the find the answer to a joke "Why did Cindarella get kicked off the softball team?"
Sequences Intro
CommonCoreFun

Sequences Intro

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This activity requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! This is a simple activity I used to introduce arithmetic and geometric sequences and series. The activity could be used for students of all grade levels because it really only requires pattern recognition. Students are given the first 3 numbers of a pattern and asked to find the next three. They solve the joke: "How do you make holy water?" NOTE there are 2 versions - one with the word hell and one with the word heck, you can decide which is the most appropriate for your needs.
Order of Operations
CommonCoreFun

Order of Operations

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This activity requires NO PREP, student and teacher documents included. Drill but don’t kill It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this worksheet, students must show their familiarity with the unit circle by finding expressions that match a given expression in value. This is a great warmup exercise for the beginning of the school year. It is a riddle worksheet - Why did the M&M go to school? - where students must work with the standard PEMDAS operations and positive and negative integers to get the answer.
Arithmetic Sequences and Series
CommonCoreFun

Arithmetic Sequences and Series

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This activity requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this particular worksheet, students learn about arithmetic sequences and series by finding the nth term and finding the sum of n terms.
Mixed Numbers and Improper Fractions
CommonCoreFun

Mixed Numbers and Improper Fractions

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This activity requires NO PREP, student and teacher documents included. PLEASE REMEMBER TO RATE ME! Check out the preview file It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this activity, students must take an improper fraction and match it to its corresponding mixed number to solve the riddle. Great beginning of the year practice!
Trigonometric ID Practice
CommonCoreFun

Trigonometric ID Practice

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This activity requires NO PREP, student and teacher documents included. Drill but don’t kill It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this worksheet, students practice reciprocal trigonometric identities to solve the riddle. They start out easier but get tricky quickly.
Adding Fractions with no Common Denominator
CommonCoreFun

Adding Fractions with no Common Denominator

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This activity requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In this activity, students add fractions by finding a common denominator and simplify the result to answer the joke!
Solving Logarithm Equations
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Solving Logarithm Equations

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This activity requires NO PREP, student and teacher documents included. It is a riddle worksheet where students have an answer bank and they use that to solve a (slightly cheesy) joke. Kids like this activities because they make the math meaningful, and FUN, and teachers like them because the answer bank gives students a tool to self-assess. Because of answer banks for students and answer sheets for adults, this activity is great for homeschool and special ed students too! In the worksheet students solve for a missing variable using logarithmic equations. Students practice logarithms and basic algebra.
Labeling Opp, Adj, Hyp
CommonCoreFun

Labeling Opp, Adj, Hyp

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This is an introductory activity for trigonometry, and in it students work on labeling triangles correctly. It is a quick activity where students decide the appropriate label (O, A, H) and in the process answer a joke. Great for beginning SOHCAHTOA