# Greedy triangle writing activity for thanksgiving

They know they have a small window of time for everyone to share and that every student in the group must participate. Ask students if it matters that the triangle is a certain color or orientation throughout the book.

Ask the students to think to themselves about which one is more useful and then share with a partner why either shape is useful.

When we finish the book, students are sent back to their seats to get out their math journals. One more angle and one more side is being added. Introduction This is one of my favorite lessons, okay one of many of my favorite lessons and was originally created by my teammate, Cathy Mooney.

Discuss the attributes of each shape. Pause to let students guess what the triangle will become each time he adds a side.

Early finishers can try and make shapes such as hexagons in all the various ways possible using smaller shapes. After reading, challenge groups to create a poster that shows the relationship of different shapes, particularly in the quadrilaterals category. Fifth Grade Standards G.

For example, all rectangles have four right angles and squares are rectangles, so all squares have four right angles. Then have students create another shape, even if it is irregular. Create trickier rules with more groups, multiple rules at once, or more complex shapes. As the triangle changes shape, discuss the attributes of the shape, specifically focusing on how many angles the shape has.

I like to sneak in some geography and mapping by telling the students they have to sit north of my set equator - an imaginary line in the classroom. After reading, have students draw a large equilateral triangle, like the triangle in the story.

Have students create non-examples as well and then allow time for groups to present their posters. Supply students shapes to cut out and create their image. One student said the Golden Gate Bridge, another Paris. What have you noticed?

This lesson will integrate literature, writing, math and art in one final student created book - which goes into the students portfolio of work summative assessment.The Greedy Triangle FREE printable.

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