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Lesson Planet

#### Add and Subtract Decimals with Front-End Estimation: Wooden Beams

A six-question interactive tasks mathematicians to solve addition and subtraction problems using front-end estimation. Question types consist of multiple-choice and true or false. A set of wooden beams that can be measured using moveable...

Lesson Planet

#### Values Written as Powers: Binary Numbers 9 to 16

Challenge mathematicians to crack the binary code with an interactive that focuses on numbers nine to 16. A table reveals exponential equations to aid in answering multiple-choice questions. A discussion question gauges comprehension.

Lesson Planet

#### Values Written as Powers: Binary Numbers 17 to 24

Boost mathematicians' proficiency of binary numbers 17 to 24 with an interactive comprised of six questions—multiple-choice, true or false, and a discussion. A color-coded table reveals binary equivalents to aid in the problem-solving...

Lesson Planet

#### How Much is in There? A Polygon Investigation

Try to find the triangles in various polygons. An investigation has learners develop a formula for the sum of the measures of the interior angles of a polygon. They use manipulatives to partition each polygon into triangles, then...

Lesson Planet

#### Beach House

What's the best way to make a beach house affordable? Given constraints on the number of rooms and the cost of flooring, learners design dream beach houses. They draw floor plans and calculate the areas using different units.

Lesson Planet

#### The Percent Equation: Soccer Stadium

A soccer-themed interactive challenges mathematicians to solve five questions involving percent equations. Question types include multiple-choice, fill in the blank, true or false and a discussion. A color-coded stadium with movable...

Lesson Planet

#### Estimation to Check Decimal Multiplication: Watering a Garden

Mathematicians solve six multiple-choice and true or false questions using their knowledge of estimation and multiplying decimals. The interactive provides a garden-themed tool that creates a visual aid of three watering cans to assist...

Lesson Planet

#### Large Decimal Rounding to Decimal Representations: Weighing a Whale

An interactive challenges mathematicians to round large numbers with help from a large scale that measures the weight of a blue whale. The practie's five questions include multiple-choice, fill-in-the-blank, true or false, and an open...

Lesson Planet

#### Values Written as Powers: Binary Numbers 1 to 8

A six-question interactive tasks scholars with adding binary numbers one through eight. A tool acts as a visual aid to showcase the patterns made when working with base—2, digits zero and one. Question types include fill in the blank,...

Lesson Planet

#### Gladys West

Teens might find it hard to imagine life before GPS. Using global positioning systems, they can quickly locate the nearest gas station, fast food establishment, or the home of a new friend. Introduce them to Gladys West, the lady who...

Lesson Planet

#### Proportions to Find Percents: Bag of Candy

Proportions and percents are the focus of an interactive designed to boost math proficiency. Five questions challenge participants to solve candy-themed word problems. A color-coded tool with moveable parts assists mathematicians in the...

Lesson Planet

#### Conversion of Decimals, Fractions, and Percents

Five questions—true or false and multiple-choice—challenge mathematicians to convert decimals, fractions, and percents. An interactive table displays how to write a portion of shapes in a variety of ways. A discussion question concludes...

Lesson Planet

#### Simple Interest

Mathematicians manipulate a mountain of money to solve six questions about simple interest. Question types include several multiple-choice and one discussion.

Lesson Planet

#### Percent of a Number: Acid Solution

Mathematicians answer five questions about percents, ratios, and proportions with help from an interactive graduated cylinder. Question types include multiple-choice, fill-in-the-blank, and discussion.

Lesson Planet

#### Problem Solving Plan, Estimation with Decimals: Shopping

Mathematicians go on a virtual shopping trip in an interactive designed to boost the concept of estimation. Scholars read and answer five questions—multiple-choice, true or false, and a discussion—with help from a drag-and-drop shopping...

Lesson Planet

#### Area and Volume of Similar Solids: Similar Solids

Five questions make up an interactive designed to boosts knowledge of area and volume of solid figures. Question types include multiple-choice, true or false, and fill-in-the-blank. A scale model changes measurement to provide a visual...