Saturday, April 14, 2012

Miniature Saarinen Tulip Table How To Tutorial

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The Tulip table is complete.  It is wonky, but it is complete.  I am creating another original model with hopefully smoother edges.  If you're interested in the process, it is detailed below:

Materials:
A fresh-out-of-the-oven batch of marble table tops
  • Sculpey clay for the original
  • wet/dry sandpaper
  • Smooth-On Oomoo 30 Silicon Mold Making rubber
  • Legos
  • rubber bands
  • vaseline
  • non-sulphur clay (I used Plasticina)
  • Straw
  • Smooth-Cast 325 plastic
  • Plastic spray paint
  • Sculpey clay in white, black, transluscent and pewter for "marble" top
  • Pasta machine
Giving the bases, and a toilet, a spray of paint
The hardest part is the model.  All I can suggest is either an art degree with a major in sculpture, or the patience of a saint and tons of sanding.  Once the original is complete, make a mold box (I use Legos), and fill the box to about halfway with non-sulphur clay (sulphur will eat away at your original).  Push the model into the clay and make a pour hole at the bottom with a straw.  Make registration keys with a small, round object.  Pour the rubber slowly over the model until covered.  Allow to dry and remove clay.  Cover the top of the rubber mold half with vaseline and allow to dry, then pour in rubber on other side.  When your mold is done, rubber band it together and pour in the plastic.  Demold and remove the flashing.  I didn't use plastic coloring, so I had to spray paint the finished product.

For the top, I mix together mostly white, with tiny bits of black, transluscent and pewter.  Roll together until the streaking is the way you like it.  Then, put it through a pasta machine and cut out a 3 inch diameter circle.  Bake, and glue the top to your base.  Hopefully someday I will come up with a video on the step-by-step. 

And here is the finished product with a Reac shell chair!

Thursday, April 12, 2012

Spoilt for Choice

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This post is a thinly veiled brag about my daughter.  She took the OLSAT and BRSA and scored 99%.  Since most of my reading audience (Hi, Mom!) is probably not familiar with the insanity that is facing middle class parents in New York City, those acronyms are preschool intelligence tests.  So, now we have a week to apply to a gifted school if we choose.  Well, duh!  Of course we're interested.  She can apply to city or district gifted and talented programs.  There are 32 districts in the city, and there are 5 citywide G&T programs: one in Brooklyn, one in Queens, and the other 3 are in Manhattan.  The city programs in Manhattan are, naturally, much more desirable than the local district program.  The schools there are literally unbelievable.  And, our district G&T is only in its second year.  Attending school in Manhattan would be a huge inconvenience, obviously, but I want the best for my little patootie, and Manhattan is the best.  What lengths would you go to for your little one?  Would you commute from Queens to Manhattan, back to Queens (for my job), and then back to Manhattan to return to Queens?  FOR SIX, NINE or THIRTEEN YEARS? 
The face of a gifted student
Yet, this is what I wanted.  I wanted her to attend a school in Manhattan: Hunter College Elementary.  And, now that the opportunity is here, I'm seeing just how impractical it is.  Nothing like a solid dose of reality to invalidate your dreams.  I've even looked into studio apartments on the Upper West Side and I'm considering finding a new job in the city, easing the commute to only two trips a day instead of five (I cannot believe that is even an option for this commutaphobe).

I am so proud of my little girl.  She did such a good job! 

Friday, April 6, 2012

Finished Doll House

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Welcome to our doll house!  Come on inside Tilted Acres!


One bedroom, with a GeoReflector (math manipulative) bed and a Marx Little Hostess dresser.

Reac Chair, chest and armoire are just marked "Hong Kong", and antlers are by La Petite Moderne.

The kitchen, which features the amazing Tomy kitchen set.  In the foreground is what I imagine is the grandmother's old stove and pump sink (it really works)

A better view of the Tomy kitchen.  Kitchen table and grandmother's stove are Renwal, and the fiberglass shell chair is Reac. 
Marx blue couch, Tomy couch and coffee table.  Ma Petite Moderne Arco Castiglione lamp.

After failing to attach the front door with hinges, twice, I ended up supergluing rubber bands to the door and frame.  Ghetto.  And, the pictures are revealing to me a fair amount of glue that will need to be touched up.  And then I have to add the trim along the bottom walls, but need a miter box before I do so.  Of course, the rooms need rugs, which is one of my latest projects.  So, apparently, a doll house is similar to a real house in that the to-do list is long and growing.  But, for me, anyhow, both are mostly fun. 

Isn't America Great?

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These do not count as
dollhouses, in my mind
I bought my daughter's first dollhouse as a kit for Christmas.  Well, first, if you don't count the My Little Pony house that features a musical toilet, but technically that's a ponyhouse, right?  And, we're not counting the Polly Pocket homes, of which we had two, because, um, those are Polly houses?  Oh!  Technically one's a hotel, and the other is described as an apartment, so...  Anyhow, once I was need deep in mini-home construction aggravations, the neighborhood girls said they had something for L.  This something turned out to be two Barbie houses, plus this and this.  Then, just this week, I found another Barbie house on the side of the road, with furniture!  

When I bought the doll house kit, I joked with the woman who sold it to me that if my family had to live in a small home, then our dolls would have to, as well.  So the original plan was to have one small 1':1" dollhouse.  But aquired Barbie houses tend to be around 4' tall, and in a house with a 16'x30' footprint, one of these large play homes is plenty.  There was no way we were going to have three.  So, we played dollhouse shuffle yesterday: the dollhouse that we kept in our house went to Oma's, the one at Oma's went to our friend, and the Malibu Dream home is now in our basement.  

I have remarked on how I find just the things I'm looking for on the street.  I also find a great many things that I don't need, but that doesn't stop me from keeping it anyhow.  I believe that when you form an idea of what you want, it comes to you.  I suppose I am quite good at dreaming up material things that I need.  I need to change focus to the more important things in life that I need.  So, now, where is that six foot tall Norwegian doctor?
Apparently, I'm putting out there that I want more of these. 
I should really try to stop my subconscience from operating, else I'll be buried in a sea of pink plastic soon.

Wednesday, April 4, 2012

Free Math SmartBoard Math Lessons

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In my biography for this blog, I assert that I know middle school math better than anyone else.  While this is something of a stretch, it is almost certainly true that I am more familiar with middle school math than you do, even if you happen to be a math teacher.  Three years ago, I was teaching Greatest Common Factor and Least Common Multiple, and I told the students that I was demonstrating just a couple of ways to find them.  One student asked if we could see some other methods, and the other students chimed in that they, too, would like a quick synopsis of other procedures.  While it may seem unbelieveable that children would want to know more ways than I'd already taught them on this rather dry, not heavily applicable to the real-world skill, remember that they would do anything to get a teacher off-topic, if only for a moment.  So, I indulged them, and while I was in the midst of my impromptu lesson I had one of those out-of-body experiences where I could see myself and I realized that I know a little too much about finding GCF and LCM.  I was thinking, gee, Linda, how did you come to know so much about this topic, and isn't it a bit strange? 
 
They try this problem, with their
fraction pieces and a timer
I have been wanting to write a guest blog, and my first post is for a "best practices" teaching website.  In this effort, I have been taking screenshots of my smartboard lessons.  These lessons represent years of work and experience, so why not show them off? 


A slide and its progression. 
From top to bottom:
the old style visual aid, wrapped in
rubber bands to hold it together;
the same prism, now on the
smart board, peeling off the layers,
breaking off the individual
 cubes and displaying
the solution.

Then, reveal correct answer, and misconception.
The screens I chose to show in the guest blog demonstrate the use of manipulatives in the classroom, which is considered a good practice, methods to dispel misconceptions, which is extremely difficult to do, and engaging, hand-on lessons, which, if you're a teacher, you know means headaches!  I've developed these lessons for use with the smartboard, and there are hundreds of slides with cartoons, turn and talks, think pair shares, reflections, procedures, do nows and links to interactive websites.  The instant access to visuals is a godsend for a teacher who is accustomed to having to draw such things as turnstiles and radiometers, to little effect.  But even better are the interactive elements.  The smartboard timers help keep students on task, and they even give me a better feel for how long three minutes really is.  I no longer have to circle the classroom with a rectangular prism made of snap cubes in my hand, demonstrating what the dimensions of the prism are.  I can spin spinners, flip coins, or toss dice without having to tell the students to "trust me, it's heads".  I do not have to buy the incredibly expensive quad-ruled chart paper to teach the coordinate plane or graphing.  And I don't have the aggravation of other teachers in my classroom blithely taking a sheet or two without permission and using them indiscriminately after I take such care to use them sparingly by plotting things in pencil and erasing it clean before the next class.  That's over $2.00 a sheet, people!  And, while I'm on the subject, do you have any idea how expensive overhead projector lightbulbs are?  They're not cheap!  Don't leave it on for the whole period, because the fan doesn't work and it's going to overheat!  I'm not paid enough for these supplies!!!  

Ahem, <straightening my tie>, where was I?  I like the smartboard.  For those of you who are interested, this is a tiny glimpse of my life as a teacher.  For fellow teachers, if you'd like copies of my smartboard lessons, I'd be more than happy to share them.  You don't even need a smartboard to use them, just a computer and a projector and a copy of the software.  This is how I use it, because I no longer have a smartboard, either.  I have most middle school math topics done, and a few 6th and 7th grade science lessons.  Leave a comment and I'll send you them.  

And if you're curious about the GCF and LCM, first off let me say that you're a bit strange, too.  No, I'm kidding: intellectual curiosity is one of the great gifts of being a human.  But follow this blog, and we just may cover it, like it or not!

Thursday, March 29, 2012

Eames Tulip Table Base Casting Success

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The first cast of the Eames tulip table is out successfully.  It, naturally, was not as easy as I thought.  Twice, I had to throw out the rubber mold because the "mildew remover", as the woman at the store called the mold release, was not for rubber-to-rubber two-part molds, but instead for removing originals from a resin cast.  The third time, using vaseline in between the two halves (thank you, internet), worked.  Then, the first two plastic casts failed because of the extremely narrow opening at the mid-point, so the third cast I mixed and poured extremely rapidly, and it worked!
   
So, I now have a cast!  I'm going to fashion the marble top using the same marblizing process I used to create the marble base to the Castiglione Arco lamp.  I need to remove the flashing from the cast, and it didn't turn out as white as I thought it should, so I'll give it a spray of plastic spray paint.  As is obvious from these absolutely mesmerizing photos, I am extremely excited!

Real World Applications of Math

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Dowel + mirror + paint + protractor + ruler =
a $300 mirror made for $10.
How do you like THAT math? 
"When are we ever going to use this?"  I hear this refrain from my middle school students quite a bit.  The obvious, though not satisfying, answer is "on the test next week".  A more thoughtful response, but mostly lost upon tweens, is that math, like any academic pursuit, builds different neural pathways that help us become rational, problem-solving adults.  However, truthfully, a lot of math in the upper grades they may never use (I'm looking at you, square roots of negative numbers and surface area of a triangular prism), but most of middle school math is used in real world situations.  Of course, we want kids to be able to balance checkbooks, make sure they're using coupons in the right order (not that you're allowed to use more than one coupon that often anymore), make change correctly, or to maybe one day use the circumference formula to determine if the drain snake is reaching all the way to the basement without having to uncoil it.  The latter scenario could probably only occur in a household with two math teachers in it.

If you'd like to make this pelmet someday,
you'll need math.
I just received notification that my first project on DonorsChoose is now fully funded.  I am going to have the students make miniatures.  Math and miniatures do overlap in that miniatures are scaled down versions of real world items.  Scale factors and proportions need to be considered in miniatures.  The students will research an item that they would like to create, and then they will find the dimensions of this item, scale the dimensions down, and then build them.  I'm hoping to appeal to the nearly universal love of mushing clay and having small things to cherish.  I hope they respond to it.  I used clay one other time, during a cross-curricular project on Mesopotamian math, where the students had to use cuneiform to create their own equations on a "tablet".  It enlivened a lesson about base-60 number systems (yawn) and Iraq (not the most popular country circa 2005).  They loved it, I enjoyed it, and it's a lesson I still remember some 6 or 7 years later. 

In my DIY decorating, I have had to use ratios (mixing plastic and rubber compounds), angles (to measure rays on a starburst mirror), create nets for boxes, transform patterns, etc.  I have always loved math; in the beginning because it was definitive and exact, then because I was good at it, and today because I appreciate the wonder and miracle inherent in this human invention in its interplay with the natural world.  Getting kids to appreciate math, especially in this day and age where entertainment is everywhere, "covering" the material for the standardized test is critical, and immediate gratification does not encourage subtle discoveries nor small victories, is the hard part.
 

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