We've all heard not to judge a book or a person by its cover. This topic is poignantly covered in the Vietnamese myth of the Crystal Heart. In this lesson, students will read the myth and write similes in the style of the fisherman's song.

Use this lesson to teach your students about the different types of species and how to categorize them! Your students will learn characteristics about vertebrates and invertebrates.

Students will practice mental math and harness their discussion skills through addition problems of like mixed numbers. This lesson may be used on its own or as support for the lesson Adding Mixed Numbers Using the Decomposition Strategy.

Discovery is exciting! In this hands-on lesson, your students will discover for themselves the rule behind the commutative property of addition.

Use a fun card game to practice adding numbers in this fun hands-on addition lesson!

Word problems getting you down? Then spread the word on a lesson that will help students decide when to add or subtract, as they identify clue words that aid in solving word problems.

It’s time to celebrate Earth Day! This music and literature-inspired lesson plan will get your students thinking about how they can help our planet stay healthy.

Use your students' fascination with sharks to create a math feeding frenzy! Students will match numerals to quantity using "shark teeth" in this sensory rich math lesson.

Your students will help the world go round with this activity that teaches them how to be green! Use this activity to wrap up a week of learning about helping our Earth, or as a stand alone lesson.

In this animal-focused lesson, students will use music and stories to learn all about counting. This can be used as a stand-alone lesson or a support lesson for the Five Busy Bees lesson plan.

Give your students the opportunity to explore the perspectives of different characters by using the "See Think Wonder" Visible Thinking Routine from Harvard's Project Zero.