Geometry meets earth science as high schoolers investigate the cause and features of the four seasons. The effects of Earth's axis tilt features prominently, along with both the rotation of the earth about the axis and its orbit...

Capture the engagement of young mathematicians with this upper-elementary math lesson on measuring time and distance. Using Google Maps, young scholars first measure and compare the distance and time it takes to travel between...

A baseball trajectory and a parabola seem to make the best pair in real-world quadratic applications. Here is a current baseball resource with questions, discussions, and explorations regarding a quadratic function and home run...

Step out of the 21st century and discover protons and electrons through observation. Using common materials, participants continually adjust their explanation of charges. The final assessment requires pupils to design their own...

Humans have been developing number systems for thousands of years, and while they can be very different from one another, they can also share surprising similarities. Take your young mathematicians on a journey through the history...

With many factors leading to a great athlete, does height make Usain Bolt unfairly fast? Middle schoolers conduct analysis to change the running distance of the Olympic races to be proportional to the height of the participants. They...

Learning about factors and multiples is all fun and games with this simple math activity. The lesson begins with the teacher and class playing the Factor Game together as students figure out the rules and uncover key...

Young environmentally conscious mathematicians solve a variety of problems related to the central theme of uncovering illegal logging activities. They determine a base camp based on given constraints, investigate logging activities and...

Students explore things that are their size, literally. In this early childhood lesson plan, students use their bodies for measuring and comparing sizes as they work in pairs to complete the activity.

Touchdown! This is an exponentially insightful lesson that explores the growth of football games with different video game consoles. Class members discuss whether the increase of mergahertz can be described as linear or exponential....

Burning off a Big Mac® doesn't seem like a big feat until you calculate the minutes of exercise necessary to break even. Young mathematicians look at different menu items in relation to different body weights and exercises to calculate...

You're safe, when calculating the odds of stealing second base! Learners compare the rate of a runner to the distance the ball travels, in a lesson that explores right triangles and measurement. Full of discussion questions and fun...

Upper graders examine Native American culture while practicing mathematical concepts related to patterns and estimation. They will use mental math to add/subtract single digit numbers.

Students will use everyday items and speeds to describe the dimensions of a massive flood that occurred in the Pacific Northwest near the end of the last ice age.

By role playing real-world experiences, such as purchasing snacks and grocery/toy store shopping, your youngsters will begin to develop an understanding of how to make decisions and choose between alternatives. This is the first...

Discover the concept of fractions by using fruit as a model. Scholars discover fractions are part of a whole, similar to the pieces of fruit which are placed in front of them. They then cut up several different types of fruit and discuss...

A graph not only tells us who won the bike race, but also what happened during the race. Use this resource to help learners understand graphs. The commentary suggests waiting until the end of the year to introduce this topic, but why...

Elementary schoolers find out which month has the most class birthdays (mode) and which birthday represents the middle point of all the birthdays (median). They gather and organize data to find one number that fairly represents the whole...

Working with kindergartners one-on-one, you will identify their ability to count by 1s and 10s and conclude what levels they have mastered, as well as where they need skills practice and instruction. The commentary provided will aid you...

How many yellow Skittles® come in a fun-size package? Use candy color data to construct a bar graph and a pie chart. Pupils analyze bar graphs of real-life data on the Texas and Massachusetts populations. As an assessment at the end...

Paper or plastic? Explore the environmental effects of using plastic bags through mathematics. Learners manipulate worldwide data on plastic bag consumption to draw conclusions.

Students are introduced to the Mayan Long Count calendar system. They work in groups to calculate the date of their birth and use the calendar to determine important Mayan dates.

To foul or not to foul, that is the basketball question. High schoolers look at the probability that fouling out a player and allowing free throws yields a better outcome than allowing the original shot. The resource provides a...

Students investigate the age of trees by analyzing tree rings.  In this dendocronology lesson plan, students examine sample images of tree rings and identify their age by the amount of rings.  Students complete a chart...