Concord Consortium
Isosceles Triangle Spaces
How many different types of triangles can your class name? A discovery lesson guides learners through an exploration of the different triangle types and the relationships between their angles and sides. Using coordinate geometry,...
Virginia Department of Education
How Many Triangles?
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 same...
Florida Center for Reading Research
Phonological Awareness: Rhyme, Rhyme Memory Match
Young scholars play a memory-matching game to practice recognizing rhyming words and sounds. With picture cards, they flip over two cards and say the pictures' names. If the pair make a rhyming match, the learner keeps the cards. The...
Kiz Club
Long Vowel "U"
How long have you been looking for a worksheet that focuses on the long /u/ sound? You've found one here! Pupils add in the letter u to six words. They then match the words to the images along the left side of the paper.
Curated OER
Measurement Word Problems
Learners complete word problems dealing with perimeter, area, length of sides, and more. They complete 10 multiple choice word problems.
Curated OER
Contour and Cross-Section Skills
For this geography worksheet, learners identify the Wolf Creek Crater and how it was formed. They examine a contour map given of how the crater would look from above. Then, pupils use a ruler to draw lines as on the graph to the side....
Inside Mathematics
Circles in Triangles
Challenge the class with inscribed circles in triangles. The assessment task requests class members use their knowledge of circles and right triangles to prove two triangles are congruent. They go on to utilize their knowledge of...
Houghton Mifflin Harcourt
Unit 5 Math Vocabulary Cards (Grade 6)
Acute angle, line of symmetry, and vertex are a few terms you'll find in a set of 90 flashcards designed to reinforce math vocabulary. Included in the set are two types of cards; a word card printed in bold font, and a definition card...
Amazon Web Services
Idiom Dictionary
Examining idioms is a peace of cake when using this graphic organizer! Here, grammarians identify an idiom and use it in a sentence. Then they investigate its literal meaning versus its figurative meaning, and accompany each one with a...
Curated OER
"A" What Did You Say?
Students complete a variety of activities related to the long /a/ sound represented by the /ay/ correspondence. They spell different words containing the /ay/ correspondence using letter manipulatives, and identify words they hear the...
Curated OER
Congruence of Triangles
In this congruence of triangles worksheet, 10th graders solve and complete 10 different problems that include measuring the congruence of various triangles. First, they determine the length of a third side of an isosceles triangle. Then,...
EngageNY
Base Angles of Isosceles Triangles
Build confidence in proofs by proving a known property. Pupils explore two approaches to proving base angles of isosceles triangles are congruent: transformations and SAS. They then apply their understanding of the proof to more complex...
EngageNY
Modeling Using Similarity
How do you find the lengths of items that cannot be directly measured? The 13th installment in a series of 16 has pupils use the similarity content learned in an earlier resource to solve real-world problems. Class members determine...
iCivics
The “Supreme” in Supreme Court
Does a public school have the right to restrict what t-shirts students wear? Discover what happened when this question was brought to the Supreme Court, and review other major cases in United States history involving judicial review....
Curated OER
"Ssss...Goes Sammy the Slithering Snake"
Students practice recognizing the phonemes/grapheme's in /s/ sounds in words. They also practice viewing the representation of the letter symbol s and the picture of Sammy the Snake. The tongue twister "Sammy the sneaky snake slithered...
EngageNY
The Angle-Angle (AA) Criterion for Two Triangles to Be Similar
What do you need to prove triangles are similar? Learners answer this question through a construction exploration. Once they establish the criteria, they use the congruence and proportionality properties of similar objects to find...
Virginia Department of Education
Pythagorean Theorem
Investigate the meaning of the Pythagorean Theorem through modeling. After comparing the area of the square of each side, individuals cut triangles and squares to facilitate the comparison.
Curated OER
Why Does ASA Work?
Your geometry learners explore Angle-Side-Angle congruence in this collaborative task. The sum of the interior angles of all triangles being one hundred eighty degrees, is the key learners will discover as they explain their reasoning...
Curated OER
Angles and Transversals
Pupils explore the concept of angles and transversals. They construct parallel and non-parallel lines cut by a transversal using Cabri Jr. Learners then determine which angles are congruent and the relationship of angles when two lines...
Curated OER
Scaling Figures Two
In this similar figures activity, students find the missing side of the larger figure when the smaller figure's sides are given. Students complete 4 problems.
West Contra Costa Unified School District
Congruent and Similar Polygons
What's similar about congruent and similar polygons? Young mathematicians first measure the side lengths and angles of given figures. They use these measurements to determine relationships between side lengths and angles of congruent and...
Curated OER
Drum Roll, Please!
Drill and practice phonemes, letter formations, written language, vowel correspondences, as well as consonant correspondences with youngsters. They will locate and identify the /b/ in written and spoken words from flash cards containing...
Everyday Mathematics
Mathematics Within: Slope and Triangles
Learners discover a method for determining the slope of a line by creating and comparing similar triangles. They fold coordinate grids to make three similar triangles then measure the sides to compare the relationships between the...
Florida Center for Reading Research
Phonics: Letter Recognition, Venn Diagram Letter Name Sort
What’s in a name? Letters, of course! Partners place the letters of their names on a Venn diagram. Letters they have in common are named and placed in the overlapping area of the circles, while letters unique to just one of the names are...
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