Includes bibliographical references.

Chapter 1: Whole Numbers -- Seeing Dots -- How Many? -- Number Path -- Counting Sets -- More or Less -- Who's First? -- Number Slap -- A Ten Count! -- Number Jingle! -- Chapter 2: Addition and Subtraction -- Combining Sets -- Subtraction Action -- Spin to Win -- Take It Away -- "All Aboard" the Number Line -- Ready, Set, Add! -- Fact Family Tree House -- Math Detective -- Flip It! -- Number Grid -- Let's Go, Domino! -- Guide to Problem Solving -- Chapter 3: Geometry -- Shifting Shapes -- Feel the Shapes -- Shape Sort Race -- Fishing for Triangles -- 3-D Shapes -- Shape Up -- Shapes Everywhere -- The Art of Shapes! -- Smart Shapes -- The Shape Museum -- Chapter 4: Measurement -- Which Is Longer? -- Measure It! -- Ordering Lengths -- How Far? -- Which Holds More? -- How Long? Measuring With Tens and Ones -- Going on a Measurement Hunt -- Comparison Center -- Tick-Tock at the Clock Shop -- Before or After? -- Chapter 5: Algebra : Sorting and Patterning -- Number Patterns -- What Comes Next? -- Extending Patterns -- Pattern Necklaces -- Sorting Shoes -- Sort and Classify -- Chapter 6: Data Analysis and Probability -- Ask Me a Question -- Way to Vote! -- Favorite Seasons -- Roll and Record -- Heads or Tails -- Collect and Sort Data -- Fun With Bar Graphs -- Likely or Unlikely?

Mathematical lessons and activities designed to develop skills connected with whole numbers, addition, subtraction, geometrical shapes, measurement and number patterns.