Activity
Illustrative Mathematics

Find the Missing Angle

For Teachers 7th - 9th Standards
This one activity requires young geometers to pull together information they are currently learning with things they have learned previously. Here they rely on understanding something about parallel lines, alternative interior angles,...
Lesson Plan
Curated OER

Triangle's Interior Angles

For Teachers 7th - 9th Standards
Given a pair of parallel lines and a triangle in between, geometers prove that the sum of the interior angles is 180 degrees. This quick quest can be used as a pop quiz or exit ticket for your geometry class.
Lesson Plan
Forest Foundation

The Nature of Trees

For Teachers 5th - 7th
Young botanists examine the different parts of tress and then draw parallels between the functions of these parts and the function of parts of the human body. 
Activity
2
2
Scholastic

Narrative Writing

For Teachers 5th - 9th Standards
If you're looking to start a unit based around narrative writing, make sure to consider this resource while you're planning. This book covers five topics: writing personal narratives, writing narratives about others, writing...
Lesson Plan
1
1
Curated OER

Increasing or Decreasing? Variation 1

For Teachers 9th - 12th Standards
Your algebra learners analyze the value of an algebraic expression to decide if it will increase, decrease, or stay the same when one variable is changed as the others stay constant. Their collaborative efforts culminate with a written...
Lesson Plan
1
1
Curated OER

Increasing or Decreasing? Variation 2

For Teachers 9th - 12th Standards
Your algebra learners will manipulate an expression's form in order to make obvious the value of it increasing, decreasing, or staying the same, when one variable is changed as the others stay constant. Your future physicists'...
Lesson Plan
1
1
Illustrative Mathematics

Right Triangles Inscribed in Circles II

For Teachers 9th - 10th Standards
So many times the characteristics of triangles are presented as a vocabulary-type of lesson, but in this activity they are key to unraveling a proof. A unique attack on proving that an inscribed angle that subtends a diameter must be a...
Activity
Education Development Center

Finding Parallelogram Vertices

For Teachers 5th - 7th Standards
Four is the perfect number—if you're talking about parallelograms. Scholars determine a possible fourth vertex of a parallelogram in the coordinate plane given the coordinates of three vertices. They read a conversation...
Activity
Shmoop

ELA.CCSS.ELA-Literacy.L.9-10.1

For Teachers 9th - 10th Standards
If you're completely lost on what grammar you should cover for Common Core skill L.9-10.1, look here! You will find some ideas and examples on what to include, making sure your learners can master the skill. The multiple choice quiz is...
Lesson Plan
1
1
Shmoop

ELA.CCSS.ELA-Literacy.RL.9-10.5

For Teachers 9th - 10th Standards
Your students already know when they like a story and when they don't, but they may not know that the plots of these stories are shaping that opinion. Like all resources in this series, the two activities and quizzes provided here deal...
Activity
Education Development Center

Similar Triangles

For Students 8th - 10th Standards
Model geometric concepts through a hands-on approach. Learners apply similar triangle relationships to solve for an unknown side length. Before they find the solution, they describe the transformation to help identify corresponding sides.
Activity
Robin L. Simmons

Grammar Bytes: Exercise 3: Recognizing Parallel Structure

For Students 9th - 10th
Practice using parallel structure by filling in the blanks in 20 sentences maintaining parallelism.
Activity
Robin L. Simmons

Grammar Bytes: The Item in a Series

For Students 9th - 10th Standards
This site is concerned with writing any kinds of items in a series. It verbally and graphically illustrates parallel structure, and shows how to punctuate a series.

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