Challenge mathematicians to examine and sort a variety of 2-D and 3-D figures with a 10-problem solid shapes worksheet.

A fermi number is a rough estimate of a quantity that is difficult or impossible to measure. Individuals design a process for making an estimation of a given scenario. For example, they determine a plan for estimating the number of...

Connect the size of a rolling cup to the size of circle it makes. Pupils view videos of cups of different sizes rolling in a circle. Using the videos and additional data, they attempt to determine a relationship between cup...

Discover different patterns by making connections between a rational function and its graph. An engaging lesson asks scholars to explore the behavior of different rational functions. Groups discover a connection between the function...

Practice division and celebrate Memorial Day with a color-by-number problem solving learning exercise. The final picture includes a group of Memorial Day soldiers.

How many bowling balls can a truck carry? A slider interactive changes the weight of boxes and the number of bowling balls per box. Investigating with this slider lets users find the maximum number of bowling balls.

Antarctica is a big place, large enough to provide ample opportunities to learn about math. A two-week unit teaches middle school mathematics concepts using project-based learning. The resource covers functions, geometry (area,...

Launch your classes into a modeling lesson. Young scholars watch angry bird trajectories and make predictions based on their knowledge of quadratic functions. The lesson includes a series of questioning strategies to lead learners to the...

Gain a little interest in functions with a real-life task. Young scholars analyze home loan data with a geometric sequence and series. They use the models to make predictions about the total loan payments at certain intervals in a...

There is power in spreadsheet formulas and learners use this power to model quadratic data. Given a scatterplot of a parabola, pupils create formulas in a spreadsheet to populate the data. The formulas they use lead to an understanding...

How many birthdays do leap year babies have in a lifetime? Learners explore the question among others in a lesson focused on different calendar systems. Given explanations of the Julian, Gregorian, and Martian calendars, individuals use...

Strive to determine your stride. Scholars first view an informative video on the Kentucky Horse Park and the 28-feet stride of the Man o' War. They then work together in groups to find the length of their own strides by using the number...

A six-question interactive takes mathematicians to Lollipop Land where they manipulate lollipop trees to make equivalent ratios.  Question types include multiple-choice, true or false, and a discussion. 

Compare the class to the country. As a group, pupils collect data on the types of activities boys and girls do after school. Learners compare the number of girls to the number of boys for each activity. Using census data, individuals...

Students use polygons to explore division. They use pattern blocks to represent whole numbers and fractions. They discuss divisors, factors, dividend and products. In groups, students present models and solve problems. They justify their...

Five days of lessons develop number sense and counting patterns, including odd and even numbers, 5s and 10s, doubles, and ways to make 10. Each session opens with fun finger play to reinforce counting and reasoning about numbers. Various...

Reciprocals are the method used for dividing fractions in this instructional session. A fraction is defined as being a division problem, and then the whole group works together to solve several problems. They check for the reasonableness...

Mathematicians use an inquiry method to solve linear equations. In this linear equations lesson, students practice solving equations using addition, subtraction, multiplication and division. They solve multi-step equations and equations...

Students explore number sense by completing problems in class. In this patterns lesson, students examine a group of numbers and identify what the pattern is and how it should correctly continue. Students practice utilizing number values...

Count along as a class! Each slide contains a number and objects to count, 1-20. The images are fun and as they reach 10+ are grouped by ones and tens. This resource could be used in a variety of ways, is well put together, and has fun...

Brilliant! This presentation helps kids discover all the different way they can make 10. Each slide contains 10 balls, as the kids count, each ball blinks, and the number appears under them to show how many. A plus sign pops up and the...

A straight edge, a right angle, a number of vertices; sounds like it's time to classify polygons. That's right you and your class will learn all about the properties of polygons and how to classify them with this easy to follow...

Review or introduce your younger learners to simple fractions. They work through fifteen different problems, where the shaded amount must be identified as a fraction. For each problem an answer is included on the following slide. Tip:...

Fractions are scary for a lot of young mathematicians. This cute presentation tries to take the "scary" out of fractions. The basics are covered: the numerator, the denominator, and the fact that a fraction is a representation of a part...