Sor Juana Inés de la Cruz was a 17th century writer and philosopher who today is considered one of the first documented feminists and advocates for women’s education. In this lesson, students will read two nonfiction texts about Sor Juana and discuss her life and accomplishments before writing an opinion piece about her.

Your students will become junior math detectives as they hunt down the missing side of a rectangle by applying the area formula for rectangles. The only clues they have are the rectangle's area and the measure of one side.

Teach your students to subtract mixed numbers with like denominators using the strategy of decomposition. This strategy helps students to manipulate and break down numbers to help them solve tricky subtraction problems.

Start your students on subtracting three-digit numbers with this lesson that breaks the problems down by place values!

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.

It's time for some fun with grid puzzles! In this lesson, students will learn how to solve KenKen puzzles using logic and applying their knowledge of addition, subtraction, multiplication, and division skills.

Marry metric measurements to the everyday world around you! Use this lesson plan to teach your class the fun of converting metric measurements into fractions.

Enhance your students' multiplication toolbox by teaching them the lattice strategy for multiplication. Use this lesson as a standalone or as a prelesson to Multiplication Bingo: Two-Digit Numbers.

Input some patterns to T-charts in this lesson. Use this lesson about input and output boxes as a precursor to finding patterns within word problems.

Take your understanding of factors one step further! Use this lesson to classify factors as prime and composite numbers while creating factor trees.

It's as easy as one, two, three...four! Introduce your students to subtracting decimals in the tenth and hundredth place using a four-step process.

Get your students comfortable with distinguishing and discussing prime and composite numbers with this lesson that involves visuals and a card game. Use it as a standalone lesson or as support to the lesson Prime and Composite Numbers.

What do Malala Yousafzai, Al Gore, and Michelle Obama all have in common? They are all nonfiction authors with a purpose. In this interactive lesson, students will gain practice looking at details in text to identify the author’s purpose.

In this lesson, students will engage in inquiry, a powerful mindfulness practice to work with judgements about oneself and others.

This lesson helps your students become confident mathematicians when it comes to representing fractions visually in a variety of ways. Use this lesson as a pre-lesson to Fraction Hunt or teach it independently.

Empower your students with the opportunity to design decimal subtraction problems with a given difference (answer). Use this lesson on its own or as support for the lesson Step By Step Decimal Subtraction.