Crosscut Symbols

The Crosscut Symbols below are from Peter A’Hearn. These can be found at http://crosscutsymbols.weebly.com/ with lots of supporting information including critical questions, questions that connect to science and engineering practices, and more for each concept. Teachers and students can also submit their own images for the crosscutting concepts on Peter’s website.   Print Version: Cut…

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Reverse Engineer Bandages

Reverse engineering bandages involves looking at the structure and function of a variety of kinds of bandages. The challenge is to design a waterproof bandage that will cover and seal a wound on the knuckle of your finger.             Reverse Engineer Bandages Handout (pdf) Reverse Engineer Bandages Handout (Word –…

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Reverse Engineer Ziploc Bag

Reverse Engineer Sealable Bags Have you ever taken a close look at sealable plastic bags? Let’s reverse engineer how these bags actually work. Then, have students design a sealing mechanism for a file folder.           Ziploc Bag Handout (pdf)   Ziploc Bag Handout (Word – in case you want to edit…

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Cold Bag Engineering

Reverse Engineer a Cold Bag – the bags used to keep your food cold when you are transporting groceries from the store to your home on a hot day.               Cold Bag Engineering (pdf) Cold Bag Engineering (Word – in case you want to edit the document)

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Reverse Engineering Design Process

Reverse engineering embodies the true spirit of “break it to make it”. Reverse engineering involves taking something apart to see how it was designed and then using that information to either make improvements or design something new.  

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