[Free Registration/Login Required] On this site, Cornell University mathematics professor, Steven Strogatz, shares his 15-part series of columns on the elements of math. He investigates topics ranging from negative numbers to subtraction...

In this lesson, 4th graders will investigate and discuss the familiarity with factors and multiples to gain a deeper understanding. Downloadable printables are included.

These project ideas explore moment of inertia and its consequences in a number of different sports including diving, gymnastics and cycling, and encourage investigation, experiment and discussion. This activity is aimed at higher level...

This activity suggests a number of investigative projects, focusing on athletics and swimming, exploring some of the trends between performances in different sports at the same time in history and in the rate of improvement of records...

Are you interested in exploring science, math, or engineering career paths. Investigate career paths, guides, journals, mentoring, and contact information.

Learners investigate the concept of a number as a quantity. The lesson plan includes an overview and a instructional activity toolkit.

Learners investigate the concept of a number as a quantity. The activity has learners convert back and forth between decimal and binary expansions of numbers. The lesson plan includes an overview and a lesson toolkit.

The learning activity investigates how math can be used in the real world. The resource shows examples of how math can be used in the stock market.

Complete step-by-step investigation of quadratic functions, allowing the user to input the function. Each step, from solving f(x) = 0 to graphing and finding extreme points, is covered in depth, via links for each step (requires...

Math Forum Faq which briefly defines greatest common factor and links to an in-depth investigation of how the GCF is found.

Resources to use when planning instruction on linear-quadratic systems. Find lessons on solving systems algebraically and graphically, a practice quiz with solutions, and a worksheet through which students investigate and solve systems.

Using a 'news report' approach, students investigate the slope of various stairways on the school campus and report on wheelchair accessibility and adherence to the Americans with Disabilities Act. (PowerPoint Included) An extension of...

Learners investigate asymptotes. The resource includes definitions, examples, graphs, and a message board.

The tutorial investigates how to use exponential functions to solve word problems. Some topics explored are population and radioactive decay. The activity includes examples with detailed solutions.

The geometry tutorial investigates word problems on squares with detailed solutions. Topics included are perimeter and area of a square.

The trigonometry tutorial investigates the graph of the cosecant function. The interactive tutorial examines the period, phase shift, and range of the cosecant graph. Learners use the applet to manipulate the parameters of the cosecant...

Learners explore applications of inverse functions. Topics investigated are angle of elevation, range, and right circular cones. The activity includes examples on uses of inverse functions in real situations with detailed solutions.

An applet is used to investigate the rotation symmetry of regular polygons.

The resource investigates exponential functions and models. Students learn about the concepts through notes and examples. A chapter quiz, review exercises, and chapter summary are included.

The tutorial investigates period and frequency by examining the shapes of the sine and cosine functions. The resource consists of definitions, animations, interactive graphs, and examples. Practice problems with solutions are included.

[Free Registration/Login Required] For this lesson, students use the geometry program GeoGebra to explore Cavalieri's Principle, specifically to investigate whether it applies when calculating the volume of oblique solids. Lesson...

Investigation and discussion of the way "Pin and string construction," works in producing an ellipse. Works through the corresponding equations in a well-ordered way.

Students investigate the substitution process of replacing a variable in an expression with its actual value.

The lesson investigates the Geometry topic of triangle inequalities. Students learn about the concept and view diagrams and exercises with solutions.