Curated OER
Exploding Numbers
Students discuss how numbers increase when exponential growth is occurring. They view a video and compare exponential and linear growth with a graphing calculator.
Curated OER
The Electrophoresis of Human Hemoglobin
Learners analyze different types of hemoglobin. They use the technique of agarose gel electrophoresis to separate human hemoglobin molecules according to their electrical charge, size, and/or shape. Students relate the migration of...
Curated OER
Rows of Numbers
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.
Curated OER
Confusing Colors!
Fourth graders collect data, graph their data, and then make predictions based upon their findings. They's interest is maintained by the interesting way the data is collected. The data collection experiment is from the psychology work of...
Curated OER
Introduction to Graphical Representation of Data Sets in Connection with Nuclear Decay
Students record data, make observations, and share in experimentation and discussion of numerical experiments.
Curated OER
Electroplating for Corrosion Protection: Redox in Action
Young scholars define what a redox reaction is. In this chemistry instructional activity, students electroplate some wires in the lab. They research the application of electroplating in the real world.
Purple Math
Purplemath: Finding the Next Number in a Sequence
This lesson explains how to find the terms of a sequence. The lesson explains how to determine a general formula for a sequence so as to be able to find any term in the sequence easily.
TeachEngineering
Teach Engineering: The Fibonacci Sequence & Robots
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...
Khan Academy
Khan Academy: Sums of Consecutive Integers
Practice finding the nth number in a sequence of consecutive numbers based on the sum. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Richland Community College
Richland Community College: Math 116 Lecture Notes
This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."
PBS
Pbs Learning Media: Arrangement 3
Matt's third table arrangement helps fit all 20 workers at five tables in this video segment from Cyberchase.
Illustrative Mathematics
Illustrative Mathematics: Christina's Candies
The teacher will pose a sequence of questions for students to solve using objects, pictures, or equations. Students will develop a sense of quantities and how they are related to a problem situation.
ClassFlow
Class Flow: Special Numbers
[Free Registration/Login Required] Analyze number patterns involving repeated addition (linear) or repeated to write an equation or rule.