Worksheet
Math Salamanders Ltd.

Understanding Multiplication Using Arrays 3

For Students 3rd - 5th Standards
Learners use arrays to understand the concept of multiplication better and solve problems. They solve four multiplication problems.
Lesson Plan
Curated OER

Matrices

For Teachers 8th - 10th
Learners explore matrices. Given a particular situation, they discover the make-up and design of a matrix. Students identify examples of rectangular arrays used in real world situations. They solve oral problems in class.
Lesson Plan
Pennsylvania Department of Education

Volume of Compound Figures

For Teachers 5th
Fifth graders use patterns, models and relationships to solve equations.  In this equations lesson, 5th graders define vocabulary for equations and complete worksheets explaining variables and solving problems.
Lesson Plan
Curated OER

Number Patterns

For Teachers K - 2nd
Help your students to identify even and odd numbers. In this number sense lesson, they read the book Madeline and use counters to identify which number has a "partner." Learners write down odd and even numbers on a whiteboard.
Lesson Plan
Curated OER

Growing, Growing, Gone

For Teachers 1st - 3rd
Budding mathematicians identify growing patterns in numbers and songs then create their own patterns. They look at number patterns and language patterns and then create their own using money and footprints.
Lesson Plan
Curated OER

Footprints

For Teachers Pre-K - 1st
Students explore patterns.  In this patterns geometry lesson, students identify and extend patterns including body parts, movement, geometric shapes, noises, and footprints.  Students create and share an original pattern.
Lesson Plan
Curated OER

Solving Problems

For Teachers 2nd
Second graders become familiar with need strategies for computation of money problems and estimating sums. In this computation lesson plan, 2nd graders solve real life problems to understand estimation and money problems.
Lesson Plan
Curated OER

Recording Frequency

For Teachers 1st
First graders analyze nursery rhymes and gather data about word frequency. In this frequency lesson, 1st graders create graphs and tables. Students interpret the data.
Lesson Plan
Curated OER

How using number patterns help us add or subtract

For Teachers 2nd
Second graders use a number line to understand multiples.  In this number line lesson, 2nd graders use a floor size number line and calculate problems with multiples. Students complete a worksheet with multiples.
Lesson Plan
Curated OER

Counting by Making Groups

For Teachers 1st
First graders represent, compare, and order numbers. In this counting skills lesson, 1st graders use manipulatives to demonstrate one-to-one correspondence and to represent numbers. This lesson includes a teacher script to guide the lesson.
Lesson Plan
Curated OER

Sketch Up

For Teachers 5th - 10th
Students estimate and measure exact. In this geometry lesson, students create different object in three-dimensional pattern. They use SketchUp to create their shape and perform measurements on their shapes.