## Resource Options

• ##### Free/Non-commercial Resources:
Displaying 1-20 of 44 resources
• Resource Type: Website / HyperLink

## Measures

Grades: PS/Pre-K to 12
Subjects: Science, Nature & Method of Science, Education, Child Development & Family Services, Measurement, Tools, and Data Analysis and 3 additional..
This interactive applet is designed to "develop students' understanding of the concept of area." In it, students are able to dra...
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• Resource Type: Website / HyperLink

## Stack It Up!

Grades: TK/K to 9
Subjects: Technology, Earth's Resources, Inquiry & Problem Based Learning, Education, Child Development & Family Services and 10 additional..
Students analyze and begin to design a pyramid. Working in engineering teams, they perform calculations to determine the area of...
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• Resource Type: Website / HyperLink

## Word Problems: Simple Interest

Grades: PS/Pre-K to 12
Subjects: Number Sense, Education, Child Development & Family Services, Inquiry & Problem Based Learning, Parts of a Whole (Fractions, Decimals & Percent), Current Science
This site explains to students the concept of simple interest, the four variables involved, and the formula for calculating simp...
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• Resource Type: Website / HyperLink

## Translating Word Problems into Equations

Grades: PS/Pre-K to 12
Subjects: Mathematics, Education, Child Development & Family Services, Inquiry & Problem Based Learning, Algebra & Functions, Equations and Inequalities
This site shows students how to translate word problems into equations. It gives seven steps, from reading the problem carefully...
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• Resource Type: Website / HyperLink

## Mathline Activity III -- Pairwise Comparisons

Grades: 6 to 12
Subjects: Inquiry & Problem Based Learning, Public Services, Education, Child Development & Family Services, Mathematics and 10 additional..
Mock-election demonstrating the pairwise comparison method of decision making, whereby each candidate is compared to another and...
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• Resource Type: Website / HyperLink

## Mathline Activity I -- Borda Count

Grades: TK/K to 12
Subjects: Education, Child Development & Family Services, Inquiry & Problem Based Learning, Mathematics, Life Sciences and 8 additional..
Mock-election demonstrating the Borda Electoral Count, a ranking system of elections that is rarely used for governmental electi...
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• Resource Type: Website / HyperLink

## Cut-Outs, Nets

Grades: PS/Pre-K to 12
Subjects: Science, Nature & Method of Science, Education, Child Development & Family Services, Measurement, Tools, and Data Analysis and 3 additional..
This interactive applet allows students to explore cut-outs of polyhedra, including a tetrahedron, cube, octahedron, dodecahedro...
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• Resource Type: Document

## Conversion Word Problems

Grades: PS/Pre-K to 12
Subjects: English-Language Arts, Education, Child Development & Family Services, Inquiry & Problem Based Learning, Mathematics and 3 additional..
This ready-to-print work sheet presents students with three problems, and in order to solve them, students must convert between ...
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• Resource Type: Website / HyperLink

## Mathline Activity II -- Plurality Voting

Grades: TK/K to 6
Subjects: Education, Child Development & Family Services, Inquiry & Problem Based Learning, Mathematics, Life Sciences and 8 additional..
Mock-election demonstrating plurality electoral systems, both the traditional first-past-the-post system and a plurality-with-el...
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• Resource Type: Website / HyperLink

## Estimate!

Grades: PS/Pre-K to 12
Subjects: Mathematics, Education, Child Development & Family Services, Estimation & Rounding
This interactive game asks students to estimate an answer to various problems. While the site does not teach students individual...
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• Resource Type: Website / HyperLink

## Mathline Activity IV -- Approval Voting

Grades: 6 to 9
Subjects: Education, Child Development & Family Services, Inquiry & Problem Based Learning, Mathematics, Life Sciences and 8 additional..
Mock election demonstrating approval voting, an electoral system in which voters can select as many or as few candidates as they...
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• Resource Type: Website / HyperLink

## Food for Thought

Grades: 6 to 9
Subjects: Growth, Development & Aging, Instructional Strategies, Nature & Method of Science, Education, Child Development & Family Services and 25 additional..
Food for Thought is a spatial graphing activity that uses the participants as part of the graph. The activity helps students dev...
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• Resource Type: Website / HyperLink

## Rate It

Grades: 6 to 9
Subjects: Positive & Negative Numbers, Number Sense, Education, Child Development & Family Services, Inquiry & Problem Based Learning, Professional Development
This activity provides an introduction to the concept of negative numbers. Students are asked to rate an event on a scale of -2 ...
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• Resource Type: Website / HyperLink

## Houses with Height Numbers

Grades: PS/Pre-K to 12
Subjects: Science, Nature & Method of Science, Education, Child Development & Family Services, Measurement, Tools, and Data Analysis and 3 additional..
This applet allows students to freely build shapes by stacking cubes and "explore the relation between a building (house) consis...
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• Resource Type: Website / HyperLink

## Baby Weight

Grades: TK/K to 6
Subjects: Education, Child Development & Family Services, Inquiry & Problem Based Learning, Mathematics, Measurement & Tools and 8 additional..
In this lesson students use a rule of thumb about the weight of babies to practice doubling and halving numbers. They complete a...
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• Resource Type: Website / HyperLink

## Building with Triangles

Grades: TK/K to 6
Subjects: Nature & Method of Science, Education, Child Development & Family Services, Mathematics, Geometric Figures and 6 additional..
This 3 lesson instructional unit helps students investigate many different aspects of triangles including basic properties of tr...
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• Resource Type: Website / HyperLink

## Estimate

Grades: PS/Pre-K to 12
Subjects: Number Sense, Counting & Place Values, Education, Child Development & Family Services, Estimation & Rounding and 2 additional..
This interactive applet helps develop number sense. The user mentally estimates a number that is represented by an arrow on a nu...
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• Resource Type: Website / HyperLink

## Give the Dog a Bone

Grades: PS/Pre-K to 12
Subjects: Number Sense, Counting & Place Values, Education, Child Development & Family Services, Inquiry & Problem Based Learning and 3 additional..
Students will work in a square number grid of 1 to 100 and learn number patterns and sequencing. Ten bones are hidden in the squ...
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• Resource Type: Website / HyperLink

## Rational Number Project Fraction Operations and Initial Decimal Ideas

Grades: TK/K to 9
Subjects: Multiplication & Division, Number Sense, Instructional Strategies, Estimation & Rounding and 4 additional..
Twenty-eight lesson plans make up this research-based fourth- through sixth-grade fraction and decimal curriculum, covering thro...
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• Resource Type: Website / HyperLink

## Money

Grades: PS/Pre-K to 12
Subjects: Number Sense, Counting & Place Values, Education, Child Development & Family Services, Addition & Subtraction and 2 additional..
This interactive Java applet helps users count and understand money. Images of coins and/or bills are used to 1) determine the a...
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