Activity
TeachEngineering

Teach Engineering: The Fibonacci Sequence & Robots

For Teachers 6th - 8th
Using the LEGO NXT robotics kit, students construct and program robots to illustrate and explore the Fibonacci sequence. Within teams, students are assigned roles: group leader, chassis builder, arm builder, chief programmer, and...
Activity
Texas Instruments

Texas Instruments: Numb3 Rs: It All Started With a Pair of Rabbits

For Teachers 9th - 10th
Based off of the hit television show NUMB3RS, this lesson introduces students to the set of Fibonacci numbers and shows how this set is present in many aspects of nature. Through the lesson, students explore the first 13 elements in the...
Activity
TeachEngineering

Teach Engineering: Discovering Phi: The Golden Ratio

For Teachers 6th - 8th
Students discover the mathematical constant phi, the golden ratio, through hands-on activities. They measure dimensions of "natural objects"--a star, a nautilus shell and human hand bones--and calculate ratios of the measured values,...
Activity
Wolfram Research

Wolfram Math World: Golden Ratio

For Students 9th - 10th
Math World explains the Golden Ratio, gives the formula for finding the irrational number, and expresses this value as an infinite series. Also defines and represents the Ratio geometrically, its relationship to the Fibonacci numbers,...
Activity
Other

Fascinating Triangular Numbers

For Students 9th - 10th
Patterns of numbers don't come along every day, and so when they do, they need to be bragged about! The basic definition of triangular numbers begins this site which also lists many of the properties of these numbers, highlights the...