Interactive
CK-12 Foundation

Absolute Value Inequalities: The Nuts and Bolts of Allowable Error

For Students 8th
Explore the nuts and bolts of absolute value inequalities using nuts and bolts. Pupils use an interactive to see how the minimum and maximum radii of a nut-and-bolt combination change based on the target radius and the allowable error....
Assessment
Concord Consortium

Two Pounds to Go

For Students 9th - 12th Standards
How hard can it be to measure out two pounds? A short performance task introduces a situation where a balance scale is broken. It gives a method for measuring out two pounds and asks learners to evaluate the procedure. They must prove...
Lesson Plan
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NASA

Foam Rocket

For Teachers K - 12th Standards
When going for distance, does it make a difference at what angle you launch the rocket? Teams of three launch foam rockets, varying the launch angle and determining how far they flew. After conducting the series of flights three times,...
Unit Plan
2
2
Mathematics Vision Project

Quadratic Equations

For Teachers 10th - 12th Standards
Through a variety of physical and theoretical situations, learners are led through the development of some of the deepest concepts in high school mathematics. Complex numbers, the fundamental theorem of algebra and rational exponents...
Worksheet
Curated OER

Are U Nuts?

For Students 8th - 10th
In this conversion worksheet, students solve 9 problems where they convert from one unit of measurement to another using a given table with conversion factors.
Assessment
Balanced Assessment

At the Supermarket

For Students 6th - 8th
Grocery managers and chefs sure use lots of math. Scholars first use ratios and unit rates to determine a price for a can of corn. Once individuals have the pricing, they determine the amount of ingredients necessary to make brownies...
Lesson Plan
Curated OER

Three Squirrels and a Pile of Nuts

For Teachers 6th - 8th
Students solve story problems using a spreadsheet in combination with various problem-solving strategies. Working in teams of three, students create attempt to solve a story problem using three different methods; using manipulative,...
Lesson Plan
Curated OER

The Nuts and Bolts of a Mathematical Expression

For Teachers 4th
Fourth graders complete a worksheet that asks them to order operations within a mathematical expression. students evaluate the expressions in the correct order using mental math and paper. The results are recorded on the worksheet.
Lesson Plan
Curated OER

Kitchen Math For Preschoolers

For Teachers All
Students turn kitchen time into learning time. Parents can use opportunities abound at home using "real" objects to teach beginning math. When learning begins with real objects and experiences, children use all of their senses-thus...
Lesson Plan
Curated OER

Paper Maché Mancala Game Boards

For Teachers 7th
Seventh graders create three dimensional works of art from two dimensional plans, develop skills in papier-mach?? technique, utilize elements and principles of design to create 3-D form, and develop math/strategy skills in playing the...
Lesson Plan
Curated OER

Nuts for Counting

For Teachers 1st
First graders observe, predict, and count in this nutty lesson featuring boiled or parched peanuts. They use a worksheet to record the actual number of nuts.
Lesson Plan
Curated OER

Three Squirrels and a Pile of Nuts

For Teachers 6th - 8th
Pupils solve word problems using a spreadsheet, strategies, and algebraic variables. They disuss the given problem, which can be printed, write the unknowns, and employ the strategies into a spreadsheet. Students then use Microsoft Word...
Lesson Plan
Curated OER

Math Cubes

For Teachers K - 2nd
Learners practice addition and subtraction while making and then playing a game. In this addition and subtraction lesson plan, students will make dice using a cube tracer and number and number sign tracers to make the numbers and number...
Lesson Plan
Curated OER

Size-Wise:Healthy Eating Habits

For Teachers Pre-K - 5th
Students become familiar with portion control.  In this healthy habits lesson, students create a meal using pizza and toppings.  Students continue adding toppings and cutting away portions until there is none left. ...
Lesson Plan
Curated OER

Buying and Selling Stocks

For Teachers 5th - 8th
Students access prior knowledge of the stock market and how it works. In this buying and selling stocks lesson, students complete worksheets on stocks to understand how the stock market works. Students answer critical thinking questions...
Worksheet
Curated OER

Mixture Word Problems

For Students 9th - 10th
In this algebra activity, students solve word problems related to mixtures. They figure out cost per kg, concentration of chemicals and percent of mixtures. There are 12 problems with an answer key.
Lesson Plan
Curated OER

Snack Sack

For Teachers 1st
First graders, after exploring agricultural products that can be considered snack foods, experience the concepts of ratio and probability. They analyze and record their class experience after dealing with the following snacks: peanut...
Lesson Plan
Curated OER

Kids Are Consumers Too

For Teachers 4th - 8th
Students investigate a chosen product. They use television, radio, print, and internet sources to investigate how the product is advertised. Students create a market research survey to determine which brand is preferred by their peers...
Lesson Plan
Curated OER

Five Little Squirrels Rhyme

For Teachers Pre-K - K
Students recite a chant that has rhyming words in it having to do with squirrels. For this rhyming words lesson, students also practice saying ordinal numbers with this chant.
Lesson Plan
Curated OER

What Shape Is Money? Money Doesn't Have to Be Round or Rectangular

For Teachers 6th - 8th
Students explain that many kinds of objects have been used as money. After identifying qualities that make a good currency, they design a nontraditional currency and decide on its value.
Worksheet
Curated OER

Subtraction Stories

For Students 1st - 2nd
For this early childhood math practice worksheet, students draw pictures to help them write number sentences and solve 6 subtraction story problems.
Lesson Plan
Curated OER

Using Basic Operations in Word Problems

For Teachers 4th - 5th
Learners review basic operations and use them to solve word problems. In this word problems lesson, students review basic mathematical operations such as addition, subtraction, multiplication, and division. Learners then complete an...
Lesson Plan
Curated OER

1st Grade Problem Solvers

For Teachers 1st
First graders investigate, represent and solve problems using number facts, operations, and their properties. They solve on-step addition and subtraction number sentences and word problems using concrete materials. Students construct...
Lesson Plan
Curated OER

How Much Nutritional Value Does Rice Really Have?

For Teachers 5th
Fifth graders see the nutritional value of rice. In this healthy eating lesson, 5th graders view the Food Guide Pyramid and the number of servings one is supposed to eat in each food group. They focus on rice and its benefits for the body.