Downloadable interactive slideshows and printable assignments.

• Lesson One: Counting Review
• Lesson Two: Greater and less
• Lesson Three: Putting Numbers in Order
• Lesson Four: Comparing with < and >
• Lesson Five: Adding with Pictures
• Lesson Six: Addition Sentences
• Lesson Seven: Adding with 0
• Lesson Eight: Vertical Addition
• Lesson Nine: Subtracting with Pictures
• Lesson Ten: Subtraction Sentences
• Lesson Eleven: Subtracting 0 and All
• Lesson Twelve: Vertical Subtraction
• Lesson Thirteen: Adding to Make 10
• Lesson Fourteen: Adding to Make 4 and 5
• Lesson Fifteen: Adding to Make 6 and 7
• Lesson Sixteen: Adding to Make 8 and 9
• Lesson Seventeen: Subtracting from 10
• Lesson Eighteen: Subtracting from 4 and 5
• Lesson Nineteen: Subtracting from 6 and 7
• Lesson Twenty: Subtracting from 8 and 9
• Lesson Twenty-One: Fact Families: 1-10
• Lesson Twenty-Two: Adding 10-20
• Lesson Twenty-Three: Subtracting 10-20
• Lesson Twenty-Four: Fact Families 10-20
• Lesson Twenty-Five: Using a Number Line to + and –
• Lesson Twenty-Six: Find the Missing Number
• Lesson Twenty-Seven: Counting Objects 1-100
• Lesson Twenty-Eight: Putting Numbers 1-100 in Order
• Lesson Twenty-Nine: Comparing Numbers 1-100 with < and >
• Lesson Thirty: Counting by 2’s
• Lesson Thirty-One: Counting by 2’s
• Lesson Thirty-Two: Counting by 5’s
• Lesson Thirty-Three: Counting by 5’s with Nickels
• Lesson Thirty-Four: Counting by 5’s
• Lesson Thirty-Five: Counting by 10’s
• Lesson Thirty-Six: Counting by 10’s with Dimes
• Lesson Thirty-Seven: Counting by 10’s
• Lesson Thirty-Eight: 2-Digit Addition
• Lesson Thirty-Nine: Column Addition
• Lesson Forty: Addition with Carrying
• Lesson Forty-One: Extra Practice with Carrying
• Lesson Forty-Two: 2-Digit Subtracting
• Lesson Forty-Three: 2-Digit Subtracting
• Lesson Forty-Four: 3-Digit Subtracting
• Lesson Forty-Five: Tally Marks
• Lesson Forty-Six: Make a Chart
• Lesson Forty-Seven: Make a Picture Graph
• Lesson Forty-Eight: Reading a Bar Graph
• Lesson Forty-Nine: Make a Bar Graph
• Lesson Fifty: Reading a Clock – Hours
• Lesson Fifty-One: Reading a Clock – Quarter and Half Hours
• Lesson Fifty-Two: Extra Clock Practice
• Lesson Fifty-Three: Calendars
• Lesson Fifty-Four: Comparing Length
• Lesson Fifty-Five: Measuring Length
• Lesson Fifty-Six: Counting and Adding with Coins
• Lesson Fifty-Seven: Adding with Coins
• Lesson Fifty-Eight: Squares
• Lesson Fifty-Nine: Rectangles
• Lesson Sixty: Triangles
• Lesson Sixty-One: Circles
• Lesson Sixty-Two: Symmetry
• Lesson Sixty-Three: Mental Addition: 2 Numbers
• Lesson Sixty-Four: Mental Addition: 3 Numbers
• Lesson Sixty-Five: Mental Subtraction: 2 Numbers
• Lesson Sixty-Six: Mental Subtraction: 3 Numbers
• Lesson Sixty-Seven: Word Problems with Addition
• Lesson Sixty-Eight: Word Problems with Subtraction
• Lesson Sixty-Nine: Counting to 1,000
• Lesson Seventy: Place Value
• Lesson Seventy-One: Order #s to 1,000
• Lesson Seventy-Two: Number Words
• Lesson Seventy-Three: Counting by 25s