SciShow explains what really causes those popping sounds your joints make — fluid dynamics, people! — and what you should watch out for if you’re a habitual knuckle-popper.
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Categories: Gr 4-6 Science & Tech, Gr 9-10 Science
Jupiter's Great Red Spot is dying. Over the past week, amateur astronomers around the world have seen some unusual activity around the solar system's largest and longest-lasting storm. Source:... read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry
Introduction In this demo, the teacher creates a beautiful rainbow of colours in a demonstration tube using universal indicator and a dilute acid and base. Discussion Universal indicator can be used... read more
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry, Gr. 11-12 Physics, Teaching Strategies, Teaching Tools
Peergrade.io is a free website that allows teachers to provide a rubric for students to use assess peer assignments. The website allows teachers to see student assignments and the feedback they... read more
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