al-mofhariz

Last week we finished up with our group experiments.  The students were able to pick a constant and change a variable.  The results were interesting....some went off really well while others caused no reaction.

For now, we are leaving this inquiry unit to move into a new phase...exploring space!  I am hoping to come back and explore mentos throughout the year with a few new toys educational products from Steve Spangler. 

Have you seen???

The Geyser Rocket car?  How much fun would that be to test and explore???  I am thinking of bringing this back when we do force and motion later this year...It is only $24.95.





The next product that I love is the depth charger.  He has created a way to drop other substances into your soda...like baking powder, rock salt, etc... Make sure you check with your county guidelines first and always use safety goggles. This sells for $9.95.




Finally, there is a new cap to screw on the geyser tube to see if the shape of the hole will make a difference. You can bu…

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After a week of great posts by my colleagues, I give you a bit of fluff, a Flickr account dedicated to "Science and Tech Ads" from the 1950's and 1960's. An informal pass through the materials finds ads mostly for science-intensive technology firms, but the page should suit the fancy of most historians of science and technology, especially those interested in the Cold War. Plenty of military imagery there. And a cool breeze of existential horror blows through the lot.

Link