A Division of Houghton Mifflin Harcourt Heinemann

Change happens. Change happens.

Kids have changed and so has Nancy. Her bottom line? You gotta like the kids. more »

Books & Multimedia split Classroom Materials split Professional Development Services split Digital Campus split Fountas & Pinnell

Browse by: Browse by Authors Browse by Grade/Topics Browse DVDs
Classroom Material Samplers | eBooks | Catalogs

Math Products

SortSort By:

Mastering the Basic Math Facts in Addition and Subtraction

Susan O'Connell , John SanGiovanni

Pub Date: 3/29/2011
Product Type: BOOK WITH CD
Grade: K - 3rd

“When math fact instruction is thoughtful and strategic, it results in more than a student’s ability to quickly recall a fact; it cultivates reflective students who have a greater understanding of numbers and a flexibility of thinking that allows them to understand connections between mathematical ideas.  It develops the skills and... more

Games for Early Number Sense

Catherine Fosnot , Antonia Cameron

Pub Date: 3/7/2008 1
 Product Type: Paperback
Grade: K - 1st

  Games for Early Number Sense is one of three yearlong resource guides in Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    Games for Early Number Sense contains 24 games that you can choose from as you consider the needs of your students. The unit includes... more

Minilessons for Early Addition and Subtraction

Catherine Fosnot , Willem Uttenbogaard

Pub Date: 3/7/2008 1
 Product Type: Paperback
Grade: 1st - 2nd

  Minilessons for Early Addition and Subtraction is one of three yearlong resource guides in Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    Minilessons for Early Addition and Subtraction is a resource of 78 minilessons that you can choose from throughout... more

Minilessons for Extending Addition and Subtraction

Catherine Fosnot , Willem Uttenbogaard

Pub Date: 3/7/2008 1
 Product Type: Paperback
Grade: 2nd - 3rd

  Minilessons for Extending Addition and Subtraction is one of three yearlong resource guides in Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    Minilessons for Extending Addition and Subtraction can be helpful in grades 2–3 as you work with addition... more

Bunk Beds and Apple Boxes

Catherine Fosnot

Pub Date: 3/5/2008 1
 Product Type: Paperback
Grade: K - 1st

Bunk Beds and Apple Boxes: Early Number Senseis one of eight units in the Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    This unit begins with the story of a pajama party—a sleepover during which eight children play, moving up and down bunk beds, teasing the babysitter who imagines... more

Beads and Shoes, Making Twos

Catherine Fosnot , Madeline Chang

Pub Date: 3/5/2008 1
 Product Type: Paperback
Grade: K - 1st

  Beads and Shoes, Making Twos: Extending Number Sense is one of eight units in the Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    This unit begins with the context of walking in line—two lines of children holding hands. The context encourages... more

The Double-Decker Bus

Catherine Fosnot , Maarten Dolk , Nina Liu

Pub Date: 3/5/2008 1
 Product Type: Paperback
Grade: K - 1st

The Double Decker Bus: Early Addition and Subtractionis one of eight units in the Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    This unit begins with the story of a double-decker bus—a bus that has two decks with ten seats on each. Five seats on each deck are red and five seats... more

Measuring for the Art Show

Catherine Fosnot

Pub Date: 3/5/2008 1
 Product Type: Paperback
Grade: 1st - 2nd

Measuring for the Art Show: Addition on the Open Number Line and Subtractionis one of eight units in the Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    The focus of this unit is the development of the open number line model within the context of measurement. As the unit progresses,... more

Organizing and Collecting

Catherine Fosnot , Maarten Dolk , Nina Liu

Pub Date: 3/5/2008 1
 Product Type: Paperback
Grade: 1st - 2nd

Organizing and Collecting: The Number Systemis one of eight units in the Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    This unit begins with the story of the Masloppy family—an endearing, large family that finds it difficult to keep track of things. Everyone is forever losing,... more

The T-Shirt Factory

Catherine Fosnot

Pub Date: 3/5/2008 1
 Product Type: Paperback
Grade: 2nd - 3rd

  The T-Shirt Factory: Place Value, Addition, and Subtraction is one of eight units in the Contexts for Learning Mathematics’ Investigating Number Sense, Addition, and Subtraction (K–3)    This unit begins with the story of Grandma Eudora’s T-Shirt Factory. Grandma Eudora is part of the Masloppy... more