In this 2.NBT.8 Second Grade Common Core Lesson, students mentally add and subtract 10 or 100 from a given number 100–900.

Using L.2.1 Second Grade Common Core Lesson, students form and use frequently occurring irregular plural nouns (e.g.. feet, children, teeth, mice, fish) by matching singular and plural nouns.

Using RI.2.3 First Grade Common Core Lesson, students describe the connection between a series of historical events, scientific ideas or concepts, or steps in technical procedures in a text.

Using RI.2.4 Second Grade Common Core Lesson, students determine the meaning of words and phrases in a text relevant to a grade 2 topic or subject area.

Using RI.2.6 Second Grade Common Core Lesson, students identify the main purpose of a text, including what the author wants to answer, explain, or describe

Using RI.2.7 Second Grade Common Core Lesson, students explain how specific images and diagrams contribute to and clarify a text.

Using RL.2.4 Second Grade Common Core Lesson, studentsdescribe how words & phrases supply rhythm and meaning in a story, poem, or song.

Using RL.2.5 Second Grade Common Core Lesson, students describe the overall structure of a story, including describing how the beginningintroduces the story and the ending concludes the action.

Using RL.2.6 Second Grade Common Core Lesson, students acknowledge differences in the points of view of characters, including by speaking in a different voice for each character when reading dialogue aloud.

Using RL.2.7 Second Grade Common Core Lesson, students use information gained from the illustrations and words in a print or digital text to demonstrate understanding of its characters, setting, or plot.

Using this SL.2.1 Second Grade Common Core Lesson, students participate in collaborative conversations with diverse partners about Second Grade topics and texts with peers and adults in small and larger groups.

Using this SL.2.2 Second Grade Common Core Lesson, students recount or describe key ideas or details from a text read aloud or informationpresented orally or through other media.

Using this SL.2.3 Second Grade Common Core Lesson, students ask and answer questions about what a speaker says in order to clarify comprehension, gather additional information, or deepen understanding of a topic or issue.

Using this SL.2.4 Second Grade Common Core Lesson, studentstell a story or recount an experience with appropriate facts and relevant, descriptive details, speaking audibly in coherent sentences.

Using W.2.8 Second Grade Common Core Lesson, students recall information from experiences or gather information from providedsources to answer a question.

In this 3.MD.1 Third Grade Common Core Lesson, students tell and write time to the nearest minute to solve word problems involving time intervals on a number line.

In this 3.MD.7 Third Grade Common Core Lesson, studentsfind the area of a vegetable garden by relating addition and multiplication.

In this 3.NBT.2 Third Grade Common Core Lesson, studentsfluently add and subtract within 1000 using multiple learned strategies.

In this 3.NBT.3 Third Grade Common Core lesson studentsmultiply one-digit whole numbers by multiples of 10 using strategies based on place value and properties of operations.

In this 3.NF.1 Third Grade Common Core Lesson, students understand a fraction as the quantity formed by 1 part when a whole is partitioned into equal parts.