You know you have stumbled on something interesting when you launch this app. You are suddenly taken into a world of mystery and intrigue, and of course, math-skills practice.

At what point does data switch from being an outlier to part of the average? Scholars view conflicting news articles about protesters. They must decide which, if any, side is using the correct sample to draw their conclusions. It's a...

Take another look at the exam. A set of questions is a different form for the 2004 AP® Calculus BC free-response question section. The questions are evenly split into calculator and non-calculator sections. Pupils use their knowledge of...

How can you tell if a number of items is reasonable? Combine math and language arts with a fun lesson plan based on Jeff Shepard's The Right Number of Elephants. After reading the book, kids discuss amounts of other items and...

Is river pollution affecting the number of visitors to Riverside Center, and is the factory built upstream the cause of the pollution? Let your class be the judge, literally, as they weigh the statistical evidence offered by the factory...

What a scam! Middle and high schoolers pose as journalists exposing consumer fraud. In this activity, they write an article for a magazine using data collected during previous investigations (prior lessons) to defend their findings that...

No need to go to extreme lengths to find resources on extrema. The central focus of an AP® curriculum module is on critical points and extrema, and how to cover these concepts throughout the course. A set of three worksheets helps assess...

Here is an exciting exploration of a fascinating topic for your emerging ecologists: bird migration! They begin by visiting the US Fish & Wildlife Service website to discover which Arctic birds come to their areas. They are assigned...

Discover how to play the game of dominoes using mental math skills to solve equations that earn points. Pupils become fast critical thinkers in determining which unknown addend tally up points in their favor.

Do speed cameras help reduce accidents? Scholars investigate this question using a series of spreadsheet activities. Along the way, they learn about randomness, probability, and statistical analysis.

Students discuss any news article or video about the environment. They develop their own questions relating to radon and how it effects people and the environment. They answer each others questions to end the lesson.

Students use the internet and other media to locate and collect information about travel. They interpret the information they collect and convert American currency to foreign currency. Students create scale drawings of travel cards.

You set the rate! Step into the shoes of a taxi driver in New York City, and also pretend to be a person who uses taxis to get around town. The class will conduct collaborative research to learn about the history of taxis. Then, they...

Students complete an Excel project on tessellations. In this technology and math lesson, students discuss tessellations and their occurrences in nature. Students use the Excel computer program to create tessellations.

Third graders examine the vocabulary and strategies to be used with addition, subtraction, and multiplication word and story problems. They observe the teacher solve a variety of problems, then write and illustrate their own original...

Does your bank pay you for allowing them to hold your money? Class members research three different ways they can earn money using money already in the bank. Topics include certificates of deposit, statement savings accounts, and...

Using geoboards, computer programs, and hands-on manipulative materials, elementary schoolers engage in a study of two and three-dimensional geometric shapes. This lesson is chock full of good teaching ideas on the subject, and the...

Judy Clocks are a great invention. Here, learners review telling time to hour and half hour on Judy clocks, begin telling time to quarter hour, use clock stamps to practice, and play computer games using Trudy's Time and Place House...

Does your bank pay you for allowing them to hold your money? The lesson covers three different ways your money can make money. Topics include certificates of deposit, statement savings accounts, and money market accounts.

Does your bank pay you for allowing them to hold your money? Class members investigate three different ways money can make more money. Topics include certificates of deposit, statement savings accounts, and money market accounts....

Kindergartners are introduced to basic shapes. Learners spend 45 minutes a day in geometry centers carrying out the activities outlined in this ambitious plan. There are games, hands-on activities, interactive websites, art projects,...

Seventh graders explore the Eastern Hemisphere. They investigate the customs, currency, climate, location and other facts needed in order to travel to a specific country. Students receive a stamp on their "passport" when their research...

Students investigate the origins of the Jelly Bean. They complete a Scavenger Hunt using the jellybean website. Pupils create a bar graph using information collected about jelly beans. Students discuss the time of year that Jelly Beans...

Students create brochures on subjects they are studying in Publisher. In this nonfiction writing lesson, students use Publisher to create a brochure telling all the main ideas of a topic they are studying. Students use text boxes, fonts...