Double the dimensions, quadruple the surface area. Pairs build similar prisms and compare the ratios of their surface areas and volumes to the ratio of the heights. Given two similar cones, partners determine the ratios of the lateral...

Time to study the most sensible function — rational functions! The seven-lesson unit develops the concept of a rational function through a connection to rational numbers and fractions. Scholars graph functions, solve equations, and...

An informative module highlights eight polynomial concepts. Learners work with polynomial functions, expressions, and equations through graphing, simplifying, and solving. 

Pupils learn how to control food spoilage by adjusting the food's pH. They see that one of the most dangerous bacteria can grow in food if people don't handle and store food properly. Using knowledge of the bacteria's preferred pH,...

Students study the layer of the atmosphere. In this lesson on the atmosphere, students discuss the composition of the air around us and how the atmosphere was formed. Students create a scale model of the layers of the atmosphere.

In these similar polygons and circles worksheets, students complete 15 questions including 9 word problems regarding similar polygons. Students then complete 15 questions including 1 word problem involving circumference, area, and arc...

In this geometry worksheet, students solve problems using the similarity and congruent theorem. They find the vertices and different parts of polygons using theorems. There are 18 questions.

In this geometry worksheet, learners solve problems dealing with polygons. They differentiate between similar and congruent polygons. There are 18 questions with an answer key.

Students examine reasons for deforestation and become familiar with Madagascar and its culture, while describing biological and abiotic components of a rainforest, and looking at aspects that must be addressed to resolve the issue of...

In this algebra worksheet, students apply the properties of exponents as they solve problems with exponents. They compare ratios and volumes as they relate to each other. There are 5 questions with an answer key.

In this brightness of stars worksheet, high schoolers answer 7 questions about the apparent magnitudes of stars, the sun, and the moon. They compare the brightness of stars, galaxies, astronomical objects and the sun.

Students study the environment and interactions of living organisms. They identify abiotic and biotic factors and create a foldable and vocabulary cards. They create a poster illustrating soil and watch a video to study symbiosis.

Students explore math functions by completing a problem solving worksheet in class. In this division lesson, students utilize visual aides such as marshmallows and candy to visualize the act of division. Students complete a division...

Young scholars work with thermometers to complete problems about temperature. They investigate cooling patterns, how location affects temperature, and what happens when water having different temperature is mixed. They measure...

High schoolers study the pH scale and sources of acid precipitation.  In this acid rain lesson plan students complete a lab on acid rain then complete a handout.

Students explore all the options open to beat the gas prices soaring as of late. In addition, explore what the ideal speed to drive for best gas mileage. Pros/Cons are debated on both sides of the issue. Included is discussion for an...

In this linear transformation worksheet, students find a series of linear transformations and sketch them. This four-page worksheet contains approximately six problems.

In this transformation worksheet, students identify a series of transformations and sketch them. They use inversion mapping to establish a one-to-one correspondence between nonzero points. This four-page worksheet contains...

Pupils build a working definition of regular fractal, look carefully at the concepts of dimension and scale, and are introduced to logarithms. They solve simple exponential equations for the exponent both by trial and error and using logs.

Students build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...

In this black hole worksheet, students use an x-ray image and a sound waves image to determine the size and the wavelength of the sound wave. This worksheet has 3 problems to solve.

Ninth graders explore quality of life issues in the developing world through the lens of the United Nations Millennium Development Goals.  In this World History lesson, 9th graders study the factors necessary to and affecting...

Students review any materials from two previous lessons on emissions. As a class, they use a graphic organizer to review their stakeholder's hypothesis. They identify possible causes of global warming and discover how to solve this problem.

Circles are the foundation of many geometric concepts and extensions - a point that is thoroughly driven home in this extensive unit. Fundamental properties of circles are investigated (including sector area, angle measure, and...