Add up areas of squares to discover the pythagorean relationship. Small groups create right triangles with squares along each side. They calculate the areas of each square and notice the relationship. Groups construct other types of...

Right triangles are so special! Use special right triangles to discover the trigonometric ratios. Pairs construct special right triangles and find the values of the ratios of the sides. In the process, they discover the ratios stay the...

Investigate relationships between angles, arcs, and segments in circles. Pupils use geometry software to discover the relationships between angles, arcs, and segments associated with circles. Class members use similar triangles to...

Scholars determine how two quantities vary with respect to each other. They complete a fill-in-the-blank activity by stating whether the entities vary directly, inversely, or jointly, create equations that match different variations, and...

Double the fun — calculate two measures of deviation. The lesson plan provides information to lead the class through the process of calculating the mean absolute deviation and the standard deviation of a data set. After learning how to...

Learners discuss Sol LeWitt and conceptual art, then analyze the differences in expressing a concept through model-based inquiry and aesthetic art criticism. They develop a geometric, scientific, or mathematical concept, then create an...

Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Learners use these techniques to complete...

Looking for ideas for your Lunar New Year celebration? Check out an interdisciplinary unit of study that includes lessons in counting, calligraphy, culture, geography, literature, art, and music. Kung-hsi Fa-ts' ai! (May you...

Making predictions and identifying possible outcomes are skills that all science pupils should possess. In this video, Mia and Sam discuss the chances of puppies being male or female as an example. The animation is adorable, and will...

Not only will your young Spanish speakers develop shopping/ money vocabulary, they'll practice basic math as well! This plan will take no longer than 10-15 minutes and just has learners look at different products and do simple math. If...

Students walk around their neighborhood and school to find objects that remind them of a math concept or vocabulary term. In this real world math lesson, students find math concepts in various familiar locations and take pictures of...

For this ESL vocabulary building worksheet, students read 10 sentences that each have a missing word. For each question, students choose the best answer from 4 similar choices.

In this money worksheet, students match money vocabulary words to their definitions. Students complete 10 matches total on this worksheet.

In this vocabulary worksheet, students use a word bank given at the bottom of the page to fill in blanks and complete a set of 14 sentences. A reference web site for additional activities is given.

Froggy wants to know: what are you wearing? Lead young Spanish learners through a review of weather-related terms before reading the popular children's book Froggy Gets Dressed. Then, using a froggy puppet, discuss what you're...

Solve story problems using fractions or decimals. Then, determine the reasonableness of answers using estimation.The detailed lesson includes essential questions, vocabulary, a materials list, and links to related units.

Hit all the basics with this lesson, focusing on weather, greetings, and dates! Start by singing a weather related song ("Quel temps fait-il by Barbara MacArthur is suggested), and then read a story about getting ready for school. The...

Connect social studies and language arts using this resource. After studying root words, have learners locate five words from their social studies book that have a prefix, suffix, or root word. This puts a new twist on practicing basic...

In this fraction lesson, students manipulate paper by folding it to create different shapes and sizes, they explore the concept of fractions, and discuss their observations as a class. This is a great lesson for getting students...

Relate factors to zeros and x-intercepts. Scholars first graph quadratics in both standard and factored forms to see that they are the same. They go on to use the graphs to see the relationship between factors and x-intercepts.

Providing a step-by-step explanation of two-digit multiplication, a list of vocabulary words associated with this concept, and great examples, this resource would be a terrific classroom addition. Besides the set of of simple...

An outstanding lesson on teaching the basic shapes and polygon names to young geometers is here for you. In it, learners investigate the role of basic polygons in the strength of structures. They use geoboards, rubber bands, streamed...

Upper graders represent multiplication of a two-digit number by a two-digit number as the area of a rectangle with dimensions of the two factors. They find patterns for the number of different base ten blocks in a rectangle representing...

Learners can practice high frequency sight words, vocabulary words, spelling words, or math facts with materials made at this flash card printer site. Teachers can type in words or math equations that they want their charges to learn and...