PPT
BW Walch

Creating Linear Inequalities in One Variable

For Teachers 9th - 10th Standards
Just when a young mathematician starts to feel comfortable turning word problems into linear equations, shake things up and throw inequalities in the mix. This excellent, instructive presentation takes the steps for solving an...
Lesson Plan
EngageNY

Writing Addition and Subtraction Expressions

For Teachers 6th Standards
Symbols make everything so much more concise. Young mathematicians learn to write addition and subtraction expressions — including those involving variables — from verbal phrases. Bar models help them understand the concept. 
Lesson Plan
EngageNY

Read Expressions in Which Letters Stand for Numbers II

For Teachers 6th Standards
Reading and writing take on a whole different meaning in math class. Young mathematicians learn to read verbal phrases by focusing on operation words. They write equivalent algebraic expressions for both mathematical and contextual...
Lesson Plan
Illustrative Mathematics

Rolling Dice

For Teachers 6th - 8th Standards
Rolling dice is a great way for your mathematicians to get a hands-on approach to probabilities. Use the chart to record whether they rolled a six during ten attempts. Calculate results individually (or in small groups) and then record...
Worksheet
Curated OER

Multiples

For Students 4th - 6th
A great worksheet for scaffolding critical thinking about mathematical concepts. This resource provides students with a brief explanation of multiples followed by 29 practice problems which gradually increase in difficulty. Several...
Lesson Plan
EngageNY

Unknown Angle Proofs—Proofs with Constructions

For Teachers 9th - 10th Standards
Provide your emerging mathematicians with the tools to learn as they incorporate auxiliary lines to solve unknown angle proofs in this continuing segment. They decipher information from a diagram to uncover the missing pieces and...
Worksheet
Curated OER

Money Review: Worksheet 1

For Students 3rd - 6th
Challenge your class to twelve multiple choice problems, where they must choose the sequence of money amounts that are correctly listed from least to greatest and vice-versa. There are also eight other problems for mathematicians to fill...
Worksheet
Curated OER

Humongous Vegetables

For Students 4th - 8th Standards
Humongous vegetables can inspire and awaken your mathematicians to the large math concepts in our Common Core standards. What is the secret to growing such gargantuan garden objects in Alaska? In the state that is closest to the...
Interactive
Curated OER

Euler Fortune Problem

For Students 10th - 12th
In this problem solving learning exercise, students solve for the amount of the fortune a father starts with before he divides it among his children, given a set of clues.  Students must also solve for how many children the money is...
Worksheet
Curated OER

Eight Codes in Everyday Use

For Students 9th - 12th
For this codes worksheet, students investigate eight codes used in everyday life. Fourteen activities are included as well as four miscellaneous exercise.  This worksheet has great student interest.
Handout
Other

Seton Hall University: Johann Bernoulli (1667 1748)

For Students 9th - 10th
A great biography of Johann Bernoulli is provided at this site. An audio clip is provided, as well as a good list of primary sources.