Curated OER
Geometry Exploration Basic Trig Functions
Tenth graders solve for missing sides on a triangle using the Pythagorean Theorem. In this geometry lesson, 10th graders are introduced to basic trigonometry functions as they solve problems of right triangles. They discuss the...
Curated OER
Measuring a Mummy Case
Students calculate the size of a mummy case and its contents using ancient Egyptian measurements.
Curated OER
Initial Fraction Ideas Lesson 7: Overview
Third graders recognize that the larger the denominator of a fraction, the smaller the piece you have. In this fraction lesson, 3rd graders compare fractions and order them from largest to smallest. Students complete an exercise...
Curated OER
Selling Price
Students work independently to complete a problem solving activity that involves percent. This lesson is designed to be used as an assessment following a unit on percents. Students are presented with a problem involving a store that is...
Curated OER
OUT OF THIS WORLD AND INTO OUR CLASSROOM
Learners create projects on Astronomy using math concepts and use of Internet resources.
Alabama Learning Exchange
I Scream for Ice Cream!
Students perform an experiment. In this combinations lesson, students complete an experiment where they find out how many ice cream cone combinations they can make with 5 different flavors of ice cream and 4 types of cones. They design a...
Curated OER
Similar Figures
In this similar figures worksheet, students identify corresponding sides and corresponding angles of given polygons. They identify similar figures. This three-page worksheet contains 18 problems.
Curated OER
Using Math Concepts to Collect and Document Specimens
Students determine the length and width of leaf samples to the nearest millimeter and the circumference of trees. They participate in a discussion about the importance of collecting specimens carefully. They compile accurate...
Curated OER
Water - Planning for the Future
Middle schoolers explore and examine the increases and/or decreases for water user groups: irrigation, municipal, manufacturing, steam electric power generation cooling, livestock, and mining. They utilize percentage changes during their...
Curated OER
Exploring Geometric Mean
Students solve problems using geometric means. In this geometry lesson, 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
Adding and subtracting fractions: the same sized slice
Students establish a strategy for adding simple fractions. They convert improper fractions to mixed numbers and interpret drawings and storyboards.
Curated OER
Initial Fraction Ideas Lesson 5: Overview
Learners demonstrate fraction symbols. In this fractions lesson, students use paper strips to represent various fractions. Learners then use fraction circles to compare various given fractions.
Curated OER
Initial Fraction Ideas Lesson 19: Overview
Young scholars read different scenarios and discuss how to add fractions. in this addition of fractions lesson plan, students learn how to add unlike fractions and practice 4 problems.
Curated OER
Onion Cells
Students observe the cells of an onion by wet mounting it and viewing it in a microscope. In this hands on instructional activity students make their own wet mount slide of an onion and are able to identify the cells in it such as,...
Curated OER
Whatcha Gunna Do When the Hulkster's Measuring Too??
Students measure using tools they have made. In this algebra lesson, students measure the height and distance using non-traditional measuring methods. They apply their findings to algebra and trigonometry properties of measurements.
Curated OER
Running The Business
In this career worksheet, students are asked to look at the six stages necessary for the success of running a hypothetical new business.
Curated OER
Water Resources
Middle schoolers explore the differences between surface water and ground water. They collect data using maps and graphs and investigate a Texas river basin and a nearby aquifer. They complete a written report of their findings regarding...
Curated OER
Alternative Alphabet
Students determine and compare hieroglyph content and frequency to an alternative alphabet based on symbols that mimic sounds of the alphabet.
Curated OER
Cartography
Students research about cartography and how to be a cartographer. In this math lesson, students draw a map of their classroom. They use a robot to explore navigation using a compass rose.
Curated OER
Measuring a Mummy Case
Students calculate the size of a mummy case and its contents using ancient Egyptian measurements.
Curated OER
Building a Topographic Model
Students explore Mount Shasta and various locations on Mars to examine ways geographical data can be represented. They study topographic maps and translating data from 2-Dimensions to 3-Dimensions.
CK-12 Foundation
Ck 12: Arithmetic: Proportions to Find Part A
[Free Registration/Login may be required to access all resource tools.] In this lesson students use a proportion to find part a of the percent proportion. Students examine guided notes, review guided practice, watch instructional videos...
CK-12 Foundation
Ck 12: Arithmetic: Proportions to Find Base B
[Free Registration/Login may be required to access all resource tools.] In this lesson students use the cross products of proportions to find base b in percent problems. Students examine guided notes, review guided practice, watch...