Improving Measurement and Geometry in Elementary Schools
The Sum of the Interior Angles of a Polygon
Junior geometers discover that polygons can be decomposed into triangles and that the number of triangles can be determined by a rule. Note that the Geometer’s Sketchpad® software is required to carry out all components of this...
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Addition And Subtraction of Decimals
Learners participate in a lesson of adding and subtracting decimals. They should review place values with decimals before beginning the lesson. The lesson plan also includes sample problems for the teacher to use in direct instruction....
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Evaluating Transcripts
Ninth graders review their transcripts and calculate their individual grade point averages. They brainstorm on how they can keep track of their progress in school and what information will follow them throughout their lives. Each student...
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Echinacea No Cure all for Kids
Students look at real data and answer the question of whether or not they would recommend Echinacea to cure a cold. In this investigative lesson students describe whether the data supports the hypothesis that echinacea shortens the...
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Mean Absolute Deviation in Dot Plots
The lesson focuses on the ideas of dot plot representations and the mean absolute deviation of data sets.
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Acceleration of Gravity with Pendulums
Students explore, analyze and study to see whether the length of a pendulum affects its period and whether the mass of a pendulum affects its period. They review and discuss a lengthy list of math definitions and experiment with tables...
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Solving Systems of Equations
Learners explore the concept of solving systems of equations with two equations and two unknowns. For this solving systems of equations lesson, they work through problems of solving systems by substitution, elimination, and graphing....
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Children's Museum of Houston - Pre/Post Classroom Activities - Nets
Students make three dimensional shapes with nets. In this nets lesson, students receive nets which they fold to make a three dimensional object. They predict what shape each net will make and verify it after making the net. They use the...
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Linear Equations
This is a great activity from start to finish. With partners and on their own, learners write and solve linear equations and inequalities. They use manipulatives, group work, and an included worksheet to make magic with their problem...
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Multiplication of Whole Numbers
Break up multiplication into more easily conceptualized math operations. Scholars first examine an array of apples and write a multiplication sentence to represent it. Then, they determine which of four sets of addends is equivalent to a...
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Smallest to Largest: Decimals to the Tenths Place
Dealing with decimals in your fourth grade class? Make them easy to understand with a straightforward instructional activity, which instructs youngsters to put groups of decimals in order from smallest to largest. A great way to review...
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Subtraction Fractions, Common Denominators
How many steps do you need to subtract fractions with common denominators? Thirty problems await your kids, all with outlined steps for easy solving. Some fractions need to be reduced, while others will be solved after one step. An...
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Number Line Locomotion
Here is a great lesson that incorporates movement into academic learning. Students improve addition subtraction skills by using number lines and locomotor movement.
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What Is El Niño?
Students access information at remote sites using telecommunications, identify impacts by reviewing past El Ni??o events, make and use scale drawings, maps, and maps symbols to find locations and describe relationships.
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Factoring Trinomials
Students factor trinomials correctly. In this algebra lesson, students review the rules for factoring trinomials. They factor different polynomials as they relate the same concept and idea to facoring trinomials.
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Adding and Subtracting Decimals
Help your 4th through 6th graders add and subtract whole numbers with decimals. Using grid paper and a Promethean Board, this resource will provide material for practicing and reviewing this concept.
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100th Day Chick Hunt
Young mathematicians listen to The Wolf's Chicken Stew by Keiko Kasza and review number names on a pocket chart that shows numbers from 1 to 100. They locate 100 numbered cutout chicks hidden in the classroom and match them to the...
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Practice with Transformations
Learners will investigate the concept of transformations using virtual manipulatives that are available on the internet. The core of the lesson is technology based. The learners will also perform the skills with the production of written...
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Algebra 1: Simplifying Radicals
After discussing the difference between rational and irrational numbers, the class pratices simplifying, adding, and subtracting radical expressions. They play a game which involves passing around cards until they have matching hands of...
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Line With Printmaking
Third graders investigate the use of lines in different pieces of art by creating their own ink print. In this art analysis lesson, 3rd graders identify the contours and lines of natural objects such as twigs and leaves. Students...
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Types of Functions and Composition of Functions
Algebra II classes solve problems relating to piecewise functions, step functions, and decomposition/composition of functions. They utilize links to work with real world examples. Mr. Pleacher has added humor to the lesson by including...
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Fractions and Measurement
Using a Smart Board, or a plain ol' white board or chalkboard, the teacher pulls up a grid and demonstrates how squares and rectangles can be divided up into equal parts. The class will get their own graph paper to draw shapes and divide...
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Small Angle Calculations
Students work with circles, angles and estimating angles in the night sky. In this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...
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Count by 5s, 10s, and 100s
Skip counting is a valuable skill; scholars practice counting by five, 10, and 100 as they examine these three number sequences. In the first one, learners circle the number that doesn't follow the sequence of adding five. Then, they...