2.NBT.A.2

Count within 1000; skip-count by 5s, 10s, and 100s.

 
19 Lesson(s)
   

Before or After

2nd Grade Math » Unit: Each Number Has a Place
2nd Grade Math » Unit: Each Number Has a Place
Kristen O'Connor
Pepperell, MA
Environment: Rural
 
Big Idea:

The big idea of this lesson is number pattern recognition and the use of positional words "before" and "after" to describe the location of a number, in relation to other numbers.

Standards:
 
Favorites (9)
 
Resources (13)
 
Reflections (1)
screen shot 2013 12 04 at 5 44 53 pm
   

Go Fishing for Doubles

2nd Grade Math » Unit: The Mission of Addition
2nd Grade Math » Unit: The Mission of Addition
Kristen O'Connor
Pepperell, MA
Environment: Rural
 
Big Idea:

Students play a favorite card game which practices the quick and accurate recall of double facts.

 
Favorites (11)
 
Resources (11)
 
Reflections (1)
happy boy with glasses on fishing proudly holding a fish catch
   

Skip Counting with 5s, 10s and 100s

2nd Grade Math » Unit: Adding and Subtracting the Basics
2nd Grade Math » Unit: Adding and Subtracting the Basics
Beth McKenna
York, ME
Environment: Suburban
 
Big Idea:

In preparation for multiplication, the Common Core Standards require 2nd grade students fluently skip count by 5’s, 10’s and 100’s.

Standards:
 
Favorites (17)
 
Resources (13)
 
Reflections (2)
unknown
   

Rain Forest Gems of Biodiversity

2nd Grade Science » Unit: The Wonderful Biodiversity of Life
2nd Grade Science » Unit: The Wonderful Biodiversity of Life
Jeri Faber
Ringwood, IL
Environment: Rural
 
Big Idea:

"Gems of Biodiversity" is a great visual tool to help children grasp the idea of biodiversity in the rain forest. It can also be used to help the children understand relationships and as a springboard for an exercise in reasoning.

 
Favorites (37)
 
Resources (31)
 
Reflections (1)
rain forest gems of biodiversity cover
   

Moving Along In Hundreds

2nd Grade Math » Unit: Everything In Its Place
2nd Grade Math » Unit: Everything In Its Place
Beth McKenna
York, ME
Environment: Suburban
 
Big Idea:

The Common Core standard is that students understand that the numbers 100, 200, etc. represent so many groups of 100.

 
Favorites (6)
 
Resources (14)
 
Reflections (2)
100 0617
   

Desert Gems of Biodiversity

2nd Grade Science » Unit: The Wonderful Biodiversity of Life
2nd Grade Science » Unit: The Wonderful Biodiversity of Life
Jeri Faber
Ringwood, IL
Environment: Rural
 
Big Idea:

"Gems of Biodiversity" is a great visual tool to help children grasp the idea of biodiversity of the desert. It can also be used to help the children understand relationships and as a springboard for an exercise in reasoning.

 
Favorites (2)
 
Resources (26)
 
Reflections (2)
desert gems of
   

Tallying it Up

2nd Grade Math » Unit: Numbers & Operation in Base Ten Grade 2
2nd Grade Math » Unit: Numbers & Operation in Base Ten Grade 2
Carol Redfield
Jackson, MS
Environment: Urban
 
Big Idea:

In this collaborative lesson students will use "Head, or Tails" to learn how to tally count by fives and add on left over numbers.

 
Favorites (13)
 
Resources (16)
 
Reflections (1)
images 4
   

From Tens to Nines

2nd Grade Math » Unit: Adding and Subtracting the Basics
2nd Grade Math » Unit: Adding and Subtracting the Basics
Beth McKenna
York, ME
Environment: Suburban
 
Big Idea:

Fluency in adding and subtracting is expected during second grade. New strategies to add and subtract efficiently provide students with a variety of options to increase fluency.

 
Favorites (6)
 
Resources (11)
 
Reflections (1)
100 0595
   

Coral Reef Gems of Biodiversity

2nd Grade Science » Unit: The Wonderful Biodiversity of Life
2nd Grade Science » Unit: The Wonderful Biodiversity of Life
Jeri Faber
Ringwood, IL
Environment: Rural
 
Big Idea:

"Gems of Biodiversity" is a great visual tool to help children grasp the idea of biodiversity of coral reefs. It can also be used to help the children understand relationships and as a springboard for an exercise in reasoning.

 
Favorites (1)
 
Resources (31)
 
Reflections (1)
coral reef gems of biodiversity cover
   

The Trading Game

1st Grade Math » Unit: Money!
1st Grade Math » Unit: Money!
Thomas Young
Waitsfield, VT
Environment: Suburban
 
Big Idea:

Students will play the trading game but with an added twist.

 
Favorites (6)
 
Resources (20)
 
Reflections (1)
lesson image
   

Skip Counting Patterns

2nd Grade Math » Unit: Numbers Have Patterns
2nd Grade Math » Unit: Numbers Have Patterns
Beth McKenna
York, ME
Environment: Suburban
 
Big Idea:

Are there repeating patterns in number counting? Recording skip counts may help reveal patterns that can be used in solving later math problems.

 
Favorites (6)
 
Resources (11)
 
Reflections (1)
images 1
   

Our Strategies for Result Unknown Problems

2nd Grade Math » Unit: Three-Digit Addition and Subtraction
2nd Grade Math » Unit: Three-Digit Addition and Subtraction
Caitlin Vaughan
Environment: Urban
 
Big Idea:

Students identify, use, and share their strategies for result unknown word problems.

 
Favorites (4)
 
Resources (14)
 
Reflections (1)
cover photo
   

Woodland Gems of Biodiversity

2nd Grade Science » Unit: The Wonderful Biodiversity of Life
2nd Grade Science » Unit: The Wonderful Biodiversity of Life
Jeri Faber
Ringwood, IL
Environment: Rural
 
Big Idea:

Back it up? You bet! In this lesson your students will use a model to explore the animals in the woodlands. Then they will make predictions and back up their reasoning.

 
Favorites (3)
 
Resources (24)
 
Reflections (1)
woodlands gems of biodiversity cover
   

Making Change

2nd Grade Math » Unit: Everything in Its Place
2nd Grade Math » Unit: Everything in Its Place
Beth McKenna
York, ME
Environment: Suburban
 
Big Idea:

Skip counting is important in the development of fluency in calculation, number sense and as the basis of multiplication and division.

 
Favorites (3)
 
Resources (10)
 
Reflections (1)
screen shot 2013 11 10 at 8 06 09 pm
   

More Dimes and Dollars

2nd Grade Math » Unit: Everything in Its Place
2nd Grade Math » Unit: Everything in Its Place
Beth McKenna
York, ME
Environment: Suburban
 
Big Idea:

Students need practice using coins and dollars and relating them to ones, tens and hundreds. Common Core standards include counting by 10s and 100s.

 
Favorites (1)
 
Resources (9)
 
Reflections (1)
images 3
Common Core Math
 
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