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Buy on TPT →Introduce **prime numbers, composite numbers, and prime factorization** using factor trees with this self-contained lesson! Includes guided notes with doodles, doodle math (similar to color by numbers), practice problems page, maze, and a real-life application. This resource works well as graphic organizer, scaffolded notes, and interactive notebooks. Student decompose composite numbers into the product of its prime factors, and then represent the answers using exponents (i.e. 125 = 5^3). Students also read about how prime factorization is used in encryption of credit cards to help connect math to real life.

- Standards: CCSS 4.OA.B.4, CCSS 6.EE.A.1
- Grades: 4th Grade, 5th Grade, 6th Grade
- Topic: Factors, Multiples & Divisibility

It's print-and-go and artsy—if your students love color by number, color by code, or sketch notes, they'll LOVE this!

**Standards covered...**

✅ **4.OA.B.4** Find all factor pairs for a whole number in the range 1-100. Recognize that a whole number is a multiple of each of its factors. Determine whether a given whole number in the range 1-100 is a multiple of a given one-digit number. Determine whether a given whole number in the range 1-100 is prime or composite.

✅ **6.EE.A.1** Write and evaluate numerical expressions involving whole-number exponents.

**What's included...**

✅ Guided Notes *(1 pages)*.

✅ Practice Page. *(1 page, 7 problems)*✅ Doodle Math: Solve problems to unlock doodle patterns to finish a Doodle Math art piece—a fresh twist on color by number or color by code. *(1 page, 9 problems)*

✅ Maze. *(1 page, 9 problems)*

✅ Real Life Application: Read and write about prime factorization and how it relates to credit card encryption. *(1 page)*

✅ Answer Key. (4 pages)

**Great for…**

⭐ Introductory Lessons

⭐ Graphic Organizers

⭐ Scaffolded Notes

⭐ Interactive Notebooks

⭐ Review Lessons

⭐ Class Discussions

⭐ Extra Practice

⭐ Homework

**Reviews for my other products…**

⭐⭐⭐⭐⭐ Karen S. - “Just a good fun activity during the holidays for practicing skills! Great product!”

⭐⭐⭐⭐⭐️ Christine M. - “I put this out as an extra credit assignment for my 8th graders at the end of the square and cube roots unit. The students who chose to do it seemed to enjoy the "doodle" part because it was different than a typical color by number task. Thank you!”

⭐⭐⭐⭐⭐ Carly S. - “My students really loved this and it worked really well in my classroom!”

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