Education Development Center
Integer Combinations—Postage Stamps Problem (HS Version)
It seems the post office has run out of stamps! Learners build all the values of postage available if the post office only sells five- and seven-cent stamps. The task provides an opportunity to create an expression in two variables and...
Smithsonian Institution
Stamp Stories of Westward Expansion
What a fantastic project idea for discussing not only the history of America's expansion into the West, but for reviewing any major unit of history in your class. Pupils build stamp collections to visually represent themes of the unit,...
Education Development Center
Integer Combinations—Postage Stamps Problem (MS Version)
Number patterns can seem mysterious. Help your learners unravel these mysteries as they complete an intriguing task. Through examination, collaborative groups determine that they are able to produce all integers above a certain value by...
Curated OER
Wrapping Up
Students sing songs to explore the purpose of stamps and addresses. In this mail lesson, students sing a song and wrap each other in wrapping paper to be "mailed." Students then discuss addresses.
Macmillan Education
A Wrinkle in Time Discussion and Activity Guide
As you work through Madeleine L'Engle's A Wrinkle in Time, try out some or all of the 20 questions and activities included here. Useful for discussion questions, group assignments, or individual projects, this resource covers plot as...
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