Worksheet
Curated OER

#### Mental Math: Breaking Apart to Add

For Students 1st - 2nd
Develop mental math addition skills by breaking apart addends into 10s and extras. Worksheet has problem solving steps at the top of the page, and 8 practice exercises that lead to increasing independence using the process.Â
Worksheet
Curated OER

#### Tens and Ones Guided Lesson

For Students 2nd - 4th
Understanding place value will open up a world of math comprehension for your learners. There are three parts to this worksheet, all with the objective of revealing the decomposition of numbers into tens and ones. First, scholars examine...
Lesson Plan
Curated OER

#### Weathering Rocks

For Teachers 3rd
Here is a geology lesson that is sure to get your charges excited. It's all about the process of weathering of rocks. Learners study natural events that can cause rocks to break apart. Some of these events are: ice wedging, plant...
Lesson Plan
NASA

#### The Importance of Food

For Teachers 5th - 8th Standards
Pupils make observations while eating food. They act out the process of food breaking down in the body and the roles of various chemical components, such as sugar and protein. It concludes with an activity illustrating the process and a...
Activity
NASA

#### Taking Apart the Light

For Students 9th - 12th Standards
Break down light into spectra. Scholars learn how atoms emit and absorb photons and come to understand how this process allows scientists to identify different atoms based on either absorption lines or emission lines. Learners then...
Lesson Plan
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Illustrative Mathematics

#### The Geometry of Letters

For Teachers 3rd - 5th Standards
Use the alphabet as a tool for teaching your class about geometric figures. Break apart capital letters into line segments and arcs. Classify angles as right, acute, or obtuse. Identify parallel and perpendicular lines. An excellent...
Worksheet
Curated OER

#### Things Fall Apart Reading Guide

For Students 12th - Higher Ed
Chinua Achebeâ€™s Things Fall Apart can present challenges even for experienced readers. Hereâ€™s a schedule and corresponding guide that will help readers focus on and record important events. The packet includes fact-based, interpretative,...
Lesson Plan
Illustrative Mathematics

#### A Bobbie Bear's Buttons

For Teachers Pre-K - 1st Standards
Young mathematicians help Bobbie Bear pick colored buttons out of a box as they learn how to decompose numbers less than 10 into pairs of smaller numbers. To support students with the process, consider creating a worksheet or graphic...
Worksheet
Curated OER

#### Break-Aparts of 10

For Students 1st - 2nd
In this adding to 10 instructional activity, students write the missing number in the box for the number sentences that add to equal 10. Students then draw a picture to show the break-aparts of 10.
Activity
Exploratorium

#### Indicating Electrolysis

For Teachers 6th - 12th Standards
Sure, your learners know water is made up of two molecules, but watching them separate helps the class see the construction like never before. This resource provides directions on how to build a simple electrolysis device using a...
Lesson Plan
Curated OER

#### Lessons in Looking: Imperialism Cartoons

For Teachers 9th - 12th
Using a Smartboard, learners break apart symbolism found in a political cartoon published in 1902. They work to analyze the cartoon in terms of US Imperialism occurring in the late 1890s. All necessary materials are included in this well...
PPT
Curated OER

#### Healthy Relationships

For Teachers 7th - 12th
Teens, dating, relationships, breaking up, what's appropriate dating behavior? Go through this PowerPoint presentation and discuss all of these things and more. Too often, teens are not sure what's appropriate and what's inappropriate...
Interactive
Scholastic

#### Study Jams! Area of Irregular Figures

For Students 5th - 8th Standards
Painting an irregular figure can be tricky if we don't know the exact area. This interactive presentation reveals that irregular figures can be broken into smaller, simple figures that use the area formulas. Go through two examples,...
Lesson Plan
Illustrative Mathematics

#### Pick Two

For Teachers Pre-K - 1st Standards
Learning to break apart numbers into smaller pairs is a critical step young mathematicians take as they develop their number sense. To practice this skill, children are provided with sets of three numbers and are asked to pick the two...
Organizer
K-5 Math Teaching Resources

#### 2-Digit Addition Template

For Students K - 2nd Standards
Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...
Interactive
CK-12 Foundation

#### High Energy Particles

For Students 6th - 12th Standards
How much energy is required to break apart an atomic nucleus and does it vary based on the type of atom? Scholars virtually experiment with a linear accelerator in order to answer these questions. They alter the voltage, length of the...
Interactive
CK-12 Foundation

#### Work and Force: Lifting a Bucket

For Students 11th - Higher Ed
How much work does it take to lift a bucket? An interactive presents a problem of lifting a bucket from the ground to the top of a building. Using their knowledge about work and integrals, pupils calculate the amount of work required to...
Lesson Plan
Curated OER

#### Mathematics Within: Algebraic Processes and Its Connections to Geometry

For Teachers 4th - 5th
Students analyze multiple strategies of multiplication: clustering, area model, breaking apart/decomposing, etc. They create their own strategies to approaching multiplication problems and share them with their classmates. Discussion...
Lesson Plan
Curated OER

#### Combining and Breaking Apart Numbers

For Teachers 1st
First graders read Imogene's Antlers by David Small the create pipe cleaner antlers. Using these as a tool students combine and create number sentences. They continue to work through the framework of a software program.
Lesson Plan
Curated OER

#### Divorce And Stepfamilies: Breaking Apart, Coming Together

For Teachers 4th - 12th
Students view a PBS "In the Mix" video about the challenges teens face when their parents divorce and/or remarry. They participate in a class discussion about the video, role-play related situations and explore media depictions of...
Worksheet
Curated OER

#### Syllable Activity

For Students K - 1st
Have young learners practice breaking apart multi-syllabic words. The entire word is written to the left and writers first copy the word adding a backslash, then write each syllable separately. The structure of this worksheet makes it...
Lesson Plan
Curated OER

For Teachers 5th
After introducing the concept and formula for finding the area of a square, try this lesson. Fifth graders will use their prior knowledge to break apart various shapes in order to determine area. This lesson includes several examples,...
Worksheet
Curated OER

#### Mental Math Strategies

For Students 4th - 5th
In this mental math worksheet, students read an information box that explains how to use breaking apart or compensation to solve addition or subtraction problems. Students add or subtract using mental math in 8 examples.
Lesson Plan
Curated OER

#### Weathering Rocks

For Teachers 4th
Fourth graders investigate what natural events cause rocks to break apart and differentiate between erosion and weathering. They conduct an experiment with plaster of paris to observe why some rocks are hard and others break, and...