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Interactive Adding Dream Box – Matching Number Pairs for Twenty.  Students practice computation strategies and identify number patterns and relationships to make twenty in a variety of ways. Lesson Dream Box – Matching Number Pairs for Fifty.  Students practice computation strategies and identify number patterns and relationships to make fifty in a variety of ways.  Lesson Dream…

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Interactive Addition Patterns (2nd Grade) Dream Box – Matching Number Pairs for Two Hundred.  Students practice computation strategies and identify number patterns and relationships to make two hundred in a variety of ways.  Lesson Dream Box – Addition with Tens on the Number Line.  Using an open number line, students jump by tens to decompose addition problems…

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Interactive Number Equivalency (2nd & 3rd Grade) Second Grade Dream Box – Build Expressions Equal to Twenty. Using expressions that have one to three addends, this tool engages students in understanding various number pairs that equal up to twenty.  Lesson Dream Box – Build Expressions Equal to One Hundred.  Using expressions that have one to three addends, this…

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Interactive Addition and Subtraction on the Number Line (3rd Grade) Dream Box – Addition on the Number Line Using Landmark Numbers.  Using an open number line, students leverage landmark numbers such as tens and hundreds to solve addition problems.  Lesson Dream Box – Subtraction on the Number Line Using Constant Difference.  Using an open number line,…

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Interactive Fractions & Decimals Dream Box – Equivalent Fractions on the Number Line.  Students develop understanding of equivalent fractions by placing markers at set intervals along a race course.  Lesson CCSS.MATH.CONTENT.4.NF.B.3.B Decompose a fraction into a sum of fractions with the same denominator in more than one way, recording each decomposition by an equation. Justify decompositions,…

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Interactive Multi-digit Multiplication Area Model (4th Grade) Dream Box – Multiplication: Open Arrays/Area Models.  Students compose arrays, use partial products, and develop understanding of the distributive property to mentally multiply up to 3-digit by 3-digit numbers.  Lesson CCSS.MATH.CONTENT.4.NBT.B.5 Multiply a whole number of up to four digits by a one-digit whole number, and multiply two…

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Interactive Subtraction Algorithm (4th Grade) Dream Box – Subtraction Algorithm.  Students use the standard subtraction algorithm and a place value workspace to solve subtraction problems involving up to two 3-digit numbers.  Lesson CCSS.MATH.CONTENT.4.NBT.B.4 Fluently add and subtract multi-digit whole numbers using the standard algorithm.

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Interactive Adding and Subtracting Fractions (4th Grade) Dream Box – Adding Fractions.  Using both a concrete bar model and equations, this tool enables students to represent fraction addition and think strategically about which fractional pieces are best to solve a given problem. Lesson Dream Box – Subtracting Fractions.  Using the “removal” or “take away” representation, this…

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Interactive Division within 10,000 with Remainders (5th Grade) Dream Box – Division within 10,000 with Remainders.  Students choose friendly equations (partial quotients) and the distributive property to solve multi-digit division problems within 10,000 and interpret remainders.  Lesson CCSS.MATH.CONTENT.5.NBT.B.6 Find whole-number quotients of whole numbers with up to four-digit dividends and two-digit divisors, using strategies based…

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Interactive Multiplication of Fractions (5th Grade) Dream Box – Fraction Multiplication.  Students multiply two fractions together and use an area model to represent the product.  Lesson   CCSS.MATH.CONTENT.5.NF.B.4 Apply and extend previous understandings of multiplication to multiply a fraction or whole number by a fraction.

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Interactive Decimal Sums on the Number Line (5th Grade) Dream Box – Decimal Sums on the Number Line.  Students use a number line to add and subtract decimals and solve for a variable in a “change unknown” situation. Lesson   CCSS.MATH.CONTENT.5.NBT.B.7 Add, subtract, multiply, and divide decimals to hundredths, using concrete models or drawings and strategies…

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