Using State Facts for Students, a data access tool from the U.S. Census Bureau, students will explore data about their state and voice their opinions on how the population has changed over time. Students will work in small groups to...

In this Cyberchase video, Harry, his friend, and his cousin Harley form a swim relay team. They get timed in three different strokes to see who should swim which one in a relay. They look at the results and try to find the combination of...

In this interactive, use logic to solve riddles involving a wallaby jumping contest. Add two consecutive jumps and place them on a number line, finding equivalent fractions and common denominators to do so. Backward jumps represent...

In this interactive, use logic to solve riddles involving a wallaby jumping contest. Then, place each contestant's jump-a fraction, mixed number, or decimal between -5 and +5-at the correct point on the number line. Backward jumps are...

In this interactive, use logic to solve three riddles involving a jumping wallaby competition. Then, using knowledge of inequalities and rational numbers, place the wallabies on the correct range from -5 to 5 on the number line. Numbers...

In this interactive, use logic to solve three riddles involving a jumping frog competition. Then, using knowledge of inequalities and rational numbers, place the frogs in the correct range from 0 to 5 on a number line. The fractions,...

[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...

[Free Registration/Login Required] This four-page PDF nonfiction passage entitled "Einstein in Time" features a timeline of Einstein's life. It is part of Paired Texts: "Everyday Einstein - Lasers" and "It's All Relative" (See link above...

In this lesson, learners will learn that math is important in navigation and engineering. Ancient land and sea navigators started with the most basic of navigation equations (Speed x Time = Distance). Today, navigational satellites use...

Left to right progression is an important focus skill for kindergarteners; we really need to help our students get used to working from left to right every time! This lesson plan is something easy you can do to remind your students to...

A basic, illustrated description of the math system developed by the Mayans. Includes a paragraph comparing the Mayan system favorably with the Roman numeral system of the same time.

It's time for lunch! In this week-long adventure, children will explore numbers and counting in the context of healthy eating. They will learn about the five food groups and create a healthy lunch using foods from each food group. Each...

This page tells of the early history of Panama. "Vasco Nunez de Balboa first settled in Hispanola (present day Dominican Republic and Haiti). To escape his creditors there, Balboa stowed away on a voyage to Panama in 1510. There were, at...

On November 3, 1936, President Roosevelt was swept back into office by what was, at the time, the largest landslide victory, of the twentieth century. Roosevelt carried all but two states and won 523 electoral votes to Landon's 8. Such...

Whether you're spending a few days, weeks or even the whole summer at camp, this site has some important information and tips to help you have a good time. It is exciting and fun, but also a little stressful, to be away from your home...

The wind is a powerful force, enough to erode whole hillsides over time. Building structures in windy environments challenge civil engineers with special safety concerns. A wall in a windy area can either shield you from the cold or fall...

An interactive simulation that teaches about equivalent, evaluating, and simplifying expressions through games and exercises building coin expressions. This simulation can either be downloaded or played online and includes handouts,...

Have you ever been waiting in line at the grocery store, innocently perusing the magazine rack, when a song pops into your head? Not the whole song, but a fragment of it that plays and replays until you find yourself unloading the...

This can be a daily activity to reinforce learning number sequences. The teacher will need a 100 chart or large number line and a pointer. As a whole group, have students chant the counting sequence starting with one to thirty, using the...

Lesson plan showing how rumors can get started. Mr. Peabody's Apples by Madonna is read and discussed. Students participate in game of relaying messages by whispering into the ear of the student next to them and seeing what the resulting...