Students explain the differences between linear (arithmetic) and exponential (geometric) growth. They use worksheets imbedded in this activity to help them make predicitions and graph data points.

Students, after researching a Texas coastal basin, map and graph the information they collect and then translate it into a short report to be presented to their classmates. They brainstorm unique ways to maintain Texas estuaries as well...

Young scholars analyze the relationship between speed, time and distance. In this math lesson, students plan a school trip. Young scholars determine the efficiency and cost effectiveness of a trip.

Learners explore polynomial functions.  In this Algebra II lesson plan, students explore graphs of polynomial functions as classify the functions as linear, quadratic, cubic, or quartic.  Learners determine the regression...

Students solve and graph inequalities involving absolute value. They discuss and identify the basic properties of inequalities, and solve basic examples.

Students examine how driving a hybrid car can save money and cut down on pollution.  In this hybrid vehicles instructional activity students complete an exercise that shows them how to work with proportions, percents, dimensional...

Students solve quadratic function by completing the square. In this algebra lesson, students use the quadratic formula to factor quadratics and find the roots. They graph the parabola and identify its properties.

Students develop a formula that describes the functional relationship of the circumference of a circle to its diameter. Working with a partner, they measure the diameter and circumference of circular objects in order to discover the...

Learners investigate the Golden Ratio in this algebra I or geometry lesson. They explore the Golden Ratio as the conduct an experiment in which they collect various measurement from their team members and find the regression equations...

student make predictions or draw conclusions based on physical and visual representations of profit and sales. They model problems with physical materials and visual representations, and use models, graphs and tables to draw conclusions...

Students discuss how numbers increase when exponential growth is occurring. They view a video and compare exponential and linear growth with a graphing calculator.

Students 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 including maps and data regarding...

Eighth graders find connections between numbers in a table; use Pythagoras' theorem in a general algebraic form; and measure accurately from a scale drawing to find a method that might enable the helicopter to land inside a rectangular...

Students practice single operation arithmetic ranging from single digit addition to long division of decimals or real numbers using Graphit. They use data sets and rules to graph ordered pairs.

Students research the availability, usage and demand for water in the local area historically and use projections of the availability, usage and demand for water up to the year 2050. They gather data and present the information in...

Eleventh graders investigate logarithms.  In this Algebra II lesson, 11th graders explore the properties of logarithms that are used to simplify expression and solve equations.  Students confirm their conjectures regarding the...

Students explore the concept of finding the composition of seawater.  In this finding the composition of seawater instructional activity, students make a saturated salt water solution.  Students discuss why there is variation...

Twelfth graders solve first order differential equations using the separation of variables technique. For this calculus lesson, 12th graders explain the connection between math and engineering. They brainstorm what engineers do in real...

Students generate patterns from a structured situation, find a rule for the general term, and express it in words and symbols. They also devise and use problem solving strategies in a systematic way.

Students convert recipes for tortillas. They calculate the amounts of ingredients as they convert recipes and write an explanation of the task to demonstrate their calculations. After reviewing their calculations, they demonstrate how...

What do you do with a difficult-to-factor quadratic expression? This lesson provides the answer. Pupils learn a grouping strategy to help factor trinomials. When guess and check seems too tedious, this method is the "works every...

Students investigate the concentration level of solutions. In this math/science lesson, students identify three different ionic compounds. They predict the conductivity of each using their collected data.

This interactive website provides a variety of lesson plans according to which standards you are applying and which textbook you use. Introduce functions to your class by having them construct single operation machines and create...

Explore logarithms and logarithmic regression. Young mathematicians first learn about inverse functions and about the logarithm function family. They take their newfound knowledge to use logarithmic functions to model situations and...