Helping with Math
Solving Equations with Two-Stepping! (4 of 4)
Here are 12 two-step algebraic equations to be solved. The first problem is completed as an example to your class, but the remaining can be worked right on the page. An answer key is available by clicking on a small box at the top of the...
Helping with Math
Solving Equations with Two-Stepping! (2 of 4)
Multi-step problems are part of the progression when learning to solve equations. These 12 problems require only two steps to arrive at an answer. Either print the page out to assign as homework, or have learners write down the problems...
Curated OER
Tile Diagrams
In this tile diagrams learning exercise, 8th graders solve and complete 12 different problems that include using cups and tiles to solve each equation listed. First, they show the check process for each problem by substituting their...
Curated OER
Atlatl Lessons Grade 4-12
Students experiment with velocity, ratios, and rates. In this data management instructional activity, students throw a dart with and without using an atlatl and collect and record various data. Students construct ratios based on the data...
Curated OER
Exploring Arrangements of 2, 3, 4, and 5 Cubes
Students use problem solving skills to create various models of tricubes, tetracubes, and pentacubes. They classify the cubes into various groupings and identify them as mirror images, regular arrangements, and irregular arrangements....
Curated OER
ENVIRONMENT AND CONSERVATION: JAPAN
Students explain conditions and motivations that contribute to conflict, cooperation, and interdependence among nations; and analyze the causes, consequences and possible solutions to resource allocation, conservation, and economic...
Education Development Center
Proof with Parallelogram Vertices
Geometric figures are perfect to use for proofs. Scholars prove conjectures about whether given points lie on a triangle and about midpoints. They use a provided dialogue among fictional students to frame their responses.
Education Development Center
Extending Patterns with Exponents
Don't think negatively about exponents. Young mathematicians dissect a fictional conversation between pupils trying to evaluate an expression with a negative exponent. This allows them to understand the meaning of negative exponents.
Education Development Center
Language of Algebra
Don't rush into algebra, let learners visualize, guess, and predict their way to a successful math career. The introductory unit incorporates beginner algebraic concepts with shapes instead of variables. Young mathematicians use a...
Curated OER
Number Subsets: Winning the Number Game
Eighth graders review their examineing about numbers and number systems through playing the Number Game. They create a list of numbers and based upon the characteristics and properties of the numbers they earn points.
Curated OER
Around The Stop Sign
Students analyze a drawing of a regular octagon inscribed in a circle to determine angle measures, using knowledge of properties of regular polygons and the sums of angles in various polygons to help solve the problem. They use...
Curated OER
REFLECTIONS OF SCIENCE
Students discover the different types of mirrors, their properties and some of their applications. They have already been introduced to some of the properties of light and have already experienced some of the different types of mirrors...
Curated OER
Calculation the Cricumference of Earth using "Google Earth"
Eighth graders investigate properties of circles. In this eight grade mathematics lesson, 8th graders apply proportional reasoning to data gathered with “Google Earth” to calculate equatorial and polar circumference of the...
Curated OER
Building Shapes From Numbers
Students experience how to illustrate some of the many connections between number and geometry. Through this 2-3 day focus on square numbers and triangular numbers, students make connections among mathematical topics.
Curated OER
"Water is Life" Global Water Awareness
Students examine and calculate the percentage of potable water remaining on the earth. In this ecology and geography lesson, students brainstorm the main factors affecting water distribution. Students use mathematical problem solving to...
Curated OER
Measuring with Mathematics
Eighth graders discover how the change in the dimensions of a shape cause a change in the overall area of the shape, but the perimeter stay the same. They, in groups, go out to the playground and construct large areas using stakes and rope.
Curated OER
Exploring Arrangements of 2, 3, 4, and 5 Cubes
Students construct models of various tricubes, tetracubes, and pentacubes that are possible, classify n-cubes into different groupings, and draw these figures on isometric dot paper giving true perspective to what they visualize.
Curated OER
Anolis Lizards of the Greater Antilles
Students "take a trip" to the Greater Antilles to observethe Anolis lizards. They study the body structures and habitat of different species, then plot this data on a map to look for patterns in their distribution. From the patterns they...
Curated OER
Identifying Elements
Students use diffraction glasses to find similarities and differences between observed spectrum of fluorescent light and an incandescent light They work in groups of 4-6 for the experiment/activity part of this exercise.
Curated OER
Algebra I: Multiplying Polynomials and Factoring
Young scholars use concrete models (algebra blocks) to demonstrate their processes for solving quadratic equations. They apply the commutative, associative, and distributive properties to simplify algebraic expressions and to solve...
Curated OER
Soap, Wood, and Water
Students measure the properties of two different types of soap and wood and calculate their densities. Then they predict whether or not whether or not each object would float or sink in fresh or salt water.
Curated OER
Periodic Table of Elements
Students use reference skills to locate information about the periodic table.
They identify elements by name, atomic number, atomic mass, symbol and properties. Students use mathematical processes to find the number of protons,electrons...
Curated OER
Powder
Learners investigate several unidentified substances and suggest a use of each substance. They can explain that a substance has characteristic properties, such as density, a boiling point, and solubility, all of which are independent of...
Curated OER
Iterating Linear Functions
Students use a spreadsheet to investigate data. In this algebra lesson, students collect and graph data on a coordinate plane. They explain properties of a linear equation both algebraically and orally.