Make the connection between the distance formula and the equation of a circle. The teacher presents a lesson on how to use the distance formula to derive the equation of the circle. Pupils transform circles on the coordinate plane and...

Properly teach properties with three activities that allow learners to investigate properties of real numbers. The resource covers the identity properties for addition and multiplication, the inverse property for multiplication, and the...

Build a patio from toothpicks and marshmallows to analyze functions! Learners look for patterns in the data as they create different size patios. As they discover patterns, they make connections between the different representations of...

Help plan a road trip with linear equations. Scholars consider two different rental car companies and write equations representing the cost for each company. They graph the system of equations to determine the conditions under which each...

Pupils learn the steps for basic constructions using a straightedge, a compass, and a pencil. Pairs develop the skills to copy a segment and an angle, bisect a segment and an angle, and construct parallel and perpendicular lines.

Discover how algebra tiles help evaluate expressions. Scholars learn to use algebra tiles to substitute values in for variables and evaluate expressions. The included worksheet contains a set of evaluation problems to assess individuals'...

Tiles are not just for algebra—see how they can help with multiplication too. Young mathematicians learn to use algebra tiles to model the multiplication of polynomials. A follow-up worksheet provides practice with the skill.

Develop a strategy for finding the area and perimeter of irregular figures. Building on an understanding of finding area and perimeter of rectangles and triangles, learners apply the same concepts to composite figures. After...

Something for young mathematicians to remember: the sum of any two sides must be greater than the third. Class members investigates the Triangle Inequality Theorem to find the relationship between the sides of a triangle. At the...

The coordinate plane is a popular place! Identify rotations, reflections, and dilations on the coordinate plane. Pupils work in small groups to match transformations of a figure with the description of the transformation....

Just how far away from the mean is the data point? Pupils calculate the standard deviation for a set of data and find out how many standard deviations a point is away from the mean. The teacher leads a discussion on how to calculate...

Rules are meant to be broken ... but not integer multiplication and division rules. Learners use chips to model integer multiplication and division. The results of the activity help them develop integer rules for these operations.

Use a progressive tally sheet to keep track of a class tournament. With seven rounds of two-table play, a place for noting points, and directions for use, the resource is a fun way for kids to compete in or out of class.

Assemble a great lesson plan on assembly lines. In the first installment of a nine-part technology/engineering series, future entrepreneurs learn about the manufacturing process, specifically about the assembly line and cycle time. The...

Students discover the vocabulary of math. They compare numbers using the symbols greater than (>) and less than (<) and use ordinal numbers to determine place or location. They use worksheets imbedded in this lesson to practice.

In this word jumble worksheet, students unscramble the letters to spell words about addition and subtraction terms. Students spell 12 words.

Students explore language arts by reading a classic book in class. For this story vocabulary lesson, students read the book Into the A, B, Sea and identify the use of specific vocabulary words. Students define the story vocabulary words...

Define and review math vocabulary. Use the CEENBoT to draw pictures that represent each vocabulary word. Pupils work in groups to play math pictionary.

Longer, shorter, inches, and feet are all vocabulary words that accompany the concept of measurement. Here are 16 slides that ask learners to determine which objects are longer or shorter than a given length. Great for 1st or 2nd graders!

Jam on with this multi-faceted activity teaching triangle classification. Start with a learner-paced lesson describing the different qualities of triangles and follow with a fun karaoke session. Also provided are two types...

Students will produce a 2-3 minute video that will examine, explore and explain one vocabulary word or math concept. Videos will be presented to class and scored on completion, quality and creativity.

Who knew there were so many fun educational opportunities featuring pasta? Scholars read a brief informational text about the history of pasta (note that "macaroni" is spelled two different ways, so address this if kids are reading...

Hace calor! Use hand signals to accompany weather-related vocabulary. Learners will remember the vocabulary better! They'll then research weather around the world and record it on a chart provided. Add a math component to this plan by...

Reinforce a strong art vocabulary which can also apply to aspects of math and science. Kids read about various types of balance or symmetry found in art. They analyze three paintings based on vocabulary and read a how-to for creating...