Curated OER
Compatible Numbers To Ten
Students solve both addition and subtraction facts and discover the relationship between adding and subtracting equations. Students read real life word problems, extrapolate needed information, and write equations to solve the story...
Curated OER
Jumping the Number Line - Decimal Fractions (Hundredths)
Students demonstrate how to add decimal fractions (tenths and hundredths) by using the jumping the number line strategy. They complete a variety of problems on a worksheet, attempting to solve them mentally, then recording the answers on...
Curated OER
Finding the Area of a Parallelogram with Translations
Students calculate the area of a parallelogram. In this geometry lesson, students perform translation using a coordinate plane and coordinate pairs. They perform translation on other polygons.
Curated OER
Exploring Geometric Mean
Students solve problems using geometric means. In this geometry instructional activity, students create altitudes in right triangles. They use Cabri software to move the triangle around and observe different sides and angles.
Curated OER
Exploring Geometric Mean
Student identify the solution using geometric mean. In this geometry lesson, students create right triangles where the altitude of the triangle is the side containing the right angle. They modify shapes using Cabri software and observe...
Curated OER
The Trappings of Trapezoids
Students define trapezoids and their shapes. For this geometry lesson, students calculate the area of a trapezoid and a parallelogram. They use Cabri software to make investigations.
Curated OER
Density - To Float or Not to Float? That is the Question!
Students investigate how to find the density of fluids and solids using math. Students also learn how to find the density of regular and irregular shaped objects.
Curated OER
The Squeeze is On
Young scholars investigate the force of compression and how it acts on structural components through a hands-on group project. They use everyday products such as paper, toothpicks, and tape to construct a structure that will support the...
Curated OER
Teaching the Bell Tetrahedral Kite
Learners complete readings on kite making and kite flying. They analyze how the parts of a system interconnect and influence each other. Students identifies and uses color and form in a 3D artwork.
Curated OER
Learning About Guatemala Through Its Kites
Students are introduced to Guatemala and to the tradition of giant kites. They decorate the kite sail and construct the kite. Students identifies possible causal factors contributing to given historical events.
Curated OER
Hide and Seek Science
Students examine macro-invertebrates in order to better understand their link to the food web. Working in groups, they record observations of several areas of a stream or river, collect samples from the river bottom, and identify the...
Curated OER
Introduction to the Planets
Young scholars become familiar with the members of the solar system and planetary order. They identify differences and characteristics of individual planets. Finally students visualize the great size of the solar system and make the...
Curated OER
Pipe Music With Decimals
Students discuss strategies for solving problems with decimals. They find the sum of problems through recognizing place value and by practicing adding numbers both vertically and horizontally. They read and solve real life word...
Curated OER
Betrayal of Penn's Promise - The Walking Purchase
Pupils role-play the 1737 Walking Purchase. In this Pennsylvania history lesson plan, students role-play the 1737 Walking Purchase and analyze its effects. Pupils also consider how it would affect their community today.
Curated OER
Rational Function Graphs
Pupils use algebraic methods to represent and solve problems. Using a graphing calculator, students solve rational and inequality problems. They visually demonstrate solutions of functions through graphing. Pupils answer questions...
Curated OER
Acid and Bases - Alien II
Eighth graders determine which of two solutions is more acidic by adding each to a given base. Students have to apply this analysis process to a problem scenario involving an alien creature.
Curated OER
Math: Equal Area Triangles
Students examine a math worksheet and determine how to divide a single triangle into four of equal area. Using geometric principles, they sketch two additional ways to divide into into four equal triangles. To conclude, students...
Curated OER
Math: Knot Observations
Students discover the importance of knots to mathematicians in developing scientific theories. In small groups, they examine knots and make obeservations about them. Students discuss the ways to distinguish knots and make lists of...
Alabama Learning Exchange
Factoring by Mack
Learners explore the concept of factoring trinomials. In this factoring trinomials lesson, students use the Mack Method to factor trinomials. Learners watch a video on how to factor a trinomial with a coefficient of 1 with...
Curated OER
Efficiency Means Getting More for Less
Students measure water and make predictions about efficiency.
Curated OER
Which Pair?
Students practice solving equations adding decimals and integers. Using a worksheet, they identify which pair of numbers goes correctly with the problem. They review their answers and are graded based a rubric given to them.
Curated OER
Rain Drops
Middle schoolers examine drops of water on several materials used on the outside of buildings. They make selective observations on and compare plastic, wood, brick, metal, roof tiles and glass.
Curated OER
Acid Precipitation
Students test the acidity of unknown solutions. They use this information to make inferences from data given from recorded rainfall records to identify areas that receive the most acid rain.
Curated OER
Buying My First Car
Students pretend they are about to buy their first new car. They must do all the calculations necessary to estimate the cost of purchasing the car. They see that the math they learn in school really does have real-life applications.