Illustrative Mathematics
Illustrative Mathematics: 2.nbt Toll Bridge Puzzle
This lesson plan has students adding up to four numbers using place value strategies.
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Better Lesson: Finding the Right Place!
Second graders use numbers, base-ten models, and real-word pictures to examine ways to place numbers in their correct place.
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Better Lesson: Applying the Basics!
Using base-ten materials and place-value skills, 2nd graders gain a better understanding of how to add and subtract numbers.
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Better Lesson: Perimeter of My Fence
A farmer needs a fence to keep the bunny out of his lettuce patch, but does he understand perimiter enough to buy the right amount?
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Better Lesson: Balancing and Comparing Data
The connection between subjects is an important one to establish for students. Communicating across subjects is part of the Common Core expectations.
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Better Lesson: Manipulation Central
Not everyone solves a problem in the same way. Reinforcing that different strategies can be used effectively is the goal of this lesson.
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Better Lesson: Mentally Speaking!
Using base ten blocks and place value, 2nd graders explore how to become more fluent in adding and subtracting two-digit numbers without regrouping.
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Better Lesson: Patterns Make Ten
This lesson builds a foundation for adding larger numbers which is supported by the Common Core standards for second grade.
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Better Lesson: Our Understanding of Numbers
This lesson is an informal assessment of student understanding of the base ten system, a critical area in the Common Core.
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Better Lesson: Identifying Tens and Ones
Second graders will be given set amount of money to add, and identify how many tens and ones.
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Better Lesson: Domino Addition: Understanding the Part/part/whole Relationship
The big idea of this lesson is the understanding that addition can be represented as parts of a whole and that we can use addition sentences to represent those parts.