Attention Engineers!
Attention Engineers! This one's for you. Design something inspired by nature. Tracy Rowan, Tracy Webster

Today’s Activities

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Read it! Write it!

The basic form of a hairbrush hasn’t changed for 10,000 years. How do you improve on something so old?

The answer was purring right under this inventor’s nose. Read more in “A Better Brush.”

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Math

Brain Teasers! Challenge yourself to solve these math puzzles. Share one or more with someone else and explain your thinking.

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Mystery Science

“A Better Brush” encourages students to design something inspired by nature. Mystery Science – Why Do Cats Purr?

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Pawsome Excersizes

Get your blood flowing. Circle your arms in all directions with Mr. Catman!

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Teaching Tips

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Accessibility Feature

Turning on transcripts for YouTube Videos [PDF]

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Speech & Language

Speech and Language: Focus on giving information: Can you create an invention to solve a common problem? Using your own words, describe this invention to someone in your home including what materials you would need to build it.

More 4th Grade Lessons

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