Activity
Reading Resource

ABC Bingo

For Students Pre-K - 2nd
Search for the correct letters of the alphabet with a game of ABC bingo. Each card contains uppercase and lowercase letters for kids to locate as the caller announces them.
Activity
Curated OER

Travel ABC Book

For Teachers Pre-K - 1st
Students create an ABC book. In this art lesson, students make their own flash cards representing all of the letters from A-Z which can be inserted in an album.
Activity
Illustrative Mathematics

Congruent Triangles

For Teachers 7th - 9th Standards
Geometers prove that triangle PQR is congruent to triangle ABC by describing any combination of rotations, reflections, and translations that would prove it so. There is only this single task on the handout, but a detailed explanation of...
Activity
1
1
Curated OER

Early Childhood Nutrition

For Teachers Pre-K - 1st
Students complete activities that focus on food and nutrition. In this food lesson plan, students sort foods into healthy and not healthy, categorize them into ground and tree sorts, draw their favorite foods, make abc books of food, and...
Activity
1
1
Mrs. Burgess

End of the Year Geometry Projects

For Teachers 8th - 10th Standards
Geometry students will be ecstatic about these engaging and enlightening end-of-the-year projects! Types of project ideas include interviewing a geometer, an ABCs of geometry poster, an engineering lab report, and origami work. 
Activity
All Our Days

Duplo/Lego Tower Pattern Busy Bag

For Teachers Pre-K - 1st
Turn young learners into pattern detectives with this fun hands-on activity. Using the included set of cards showing different block towers, children replicate each pattern with their own manipulatives while...
Activity
Curated OER

ABC Toast

For Teachers Pre-K - 1st
Students use a little milk mixed with food coloring to paint on the first letter of each child's name, their whole name, or another letter of their choice. In this art lesson, students butter the bread and sprinkle it with cinnamon-sugar...
Activity
Florida Center for Reading Research

Phonics: Letter Recognition, Clip-A-Letter

For Teachers K - 1st Standards
Young scholars show what they know about the alphabet. With two circles—one surrounded by capital letters and one with lowercase—pupils use clothespins to match letters, case to case or the opposite. 
Activity
Florida Center for Reading Research

Letter Recognition: Tap Stack

For Teachers K - 1st Standards
Practice letter recognition using this fun alphabet game! Focusing on a suggested six target letters, this partner activity has learners saying and recognizing letter names as quickly as possible. Using a randomly chosen letter as the...
Activity
Florida Center for Reading Research

Fluency: Letter-Sound Correspondence, Letter Flash

For Teachers K - 1st Standards
Scholars work in pairs to drill and practice alphabet sounds, keeping track of their progress on a chart. Working one at a time, each partner flips letter cards, saying the sound and letter. If they get it correct, it goes in the YES...
Lesson Plan
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1
Illustrative Mathematics

Similar Triangles

For Teachers 9th - 11th Standards
Proving triangles are similar is often an exercise in applying one of the many theorems young geometers memorize, like the AA similarity criteria. But proving that the criteria themselves are valid from basic principles is a great...
Activity
Center for Literacy and Disability Studies

Activities to Support Teaching the Alphabet

For Teachers Pre-K - 1st
Whether or not your class includes kids with significant disabilities, teaching the alphabet to emergent readers and writers can be a challenge. Here's an activity packet designed for all learners.
Activity
Illustrative Mathematics

Find the Angle

For Teachers 7th - 10th Standards
This a fun problem for young geometers to play with while gaining important insight into deductive reasoning. Some will find the answers very quickly, others might take a less direct path, but all will use their knowledge of the sum of...
Lesson Plan
Curated OER

Why Does ASA Work?

For Teachers 9th - 10th Standards
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...
Lesson Plan
Illustrative Mathematics

Same Base and Height, Variation 2

For Teachers 5th - 7th Standards
This is a good model for learners to visualize triangles of the same base and height. They can can begin to comprehend that these triangles will have the same area no matter how the triangle is drawn. It is part of a series of resources...
Lesson Plan
Curated OER

Triangle Congruence with Coordinate

For Teachers 7th - 9th Standards
Two triangles are displayed on a coordinate plane. Youngsters apply a reflection and a translation to demonstrate their congruence. This exercise makes a terrific tool for teaching these concepts, or a way to assess learning.
Lesson Plan
1
1
Curated OER

Reflecting Reflections

For Teachers 7th - 9th Standards
A triangle rests in quadrant two, from which your class members must draw reflections, both over x=2 and x=-2. This focused exercise strengthens students' skills when it comes to reflection on the coordinate plane.
Lesson Plan
Curated OER

Reflections and Equilateral Triangles

For Teachers 9th - 10th Standards
Your learners collaboratively find the lines of symmetry in an equilateral triangle using rigid transformations and symmetry. Through congruence proofs they show that they understand congruence in terms of rigid motions as they...
Lesson Plan
Curated OER

When Does SSA Work to Determine Triangle Congruence?

For Teachers 9th - 10th Standards
Your learners will make good use of the Socratic method in a collaborative task that begins with an assumed solution and ends with deeper understanding of the idea of determining two triangles congruent.
Lesson Plan
Curated OER

Why Does SAS Work?

For Teachers 9th - 10th Standards
Your geometry learners are guided by questions that help them use the language of reflections to explain the Side-Angle-Side congruence between two triangles in this collaborative task. Given a sample solution, declaring the...
Lesson Plan
1
1
Illustrative Mathematics

Right Triangles Inscribed in Circles II

For Teachers 9th - 10th Standards
So many times the characteristics of triangles are presented as a vocabulary-type of lesson, but in this activity they are key to unraveling a proof. A unique attack on proving that an inscribed angle that subtends a diameter must be a...
Lesson Plan
1
1
Illustrative Mathematics

Why Does SSS Work?

For Teachers 9th - 10th Standards
While it may seem incredibly obvious to the geometry student that congruent sides make congruent triangles, the proving of this by definition actually takes a bit of work. This exercise steps the class through this kind of proof by...
Lesson Plan
Illustrative Mathematics

Joining Two Midpoints of Sides of a Triangle

For Teachers 9th - 11th Standards
Without ever using the actual term, this exercise has the learner develop the key properties of the midsegment of a triangle. This task leads the class to discover a proof of similar triangles using the properties of parallel...
Activity
Curated OER

Unit Squares and Triangles

For Teachers 9th - 11th Standards
This is an interesting geometry problem. Given the figure, find the area of a triangle that is created by the intersecting lines. The solution requires one to use what he/she knows about coordinate geometry, as well as triangle...

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