Eggcellent Stick Insects (HSIE: Who will buy?) – Part 2

Stick Insect Kits 024

After selling out in record time, our new stock has finally arrived. Several eager volunteers have been assembling the kits and we are ready go. We will start selling in the Infants Playground with Group 4 and then Group 6 (Tuesday) and Group 1 (Wednesday). There are 100 kits available for sale (same as last time – they didn’t last long). Good Luck!! :)

3-6 students who already have permission notes can bring them to the classroom before school and at recess (not lunch).

Quote from previous post:

After selling the first 100 hundred kits, the class has made $200 with $90 going to cost of supplies. The class then decided to spend another $90 of their $110 profit so that they will have enough to make one hundred more kits. If they sell all of these kits their total profit will be $220. Gross sales of $400.

Stick Insect Kits 021Stick Insect Kits 023

Sales so far:

  • Group 1 – (Infants)
  • Group 2 – 16
  • Group 3 – 47
  • Group 4 – (Infants)
  • Group 5 – 40
  • Group 6 – (Infants)

Day 2: 20 sold

Day 3: 35 sold (sold out)

Day 4: 48 sold (sold out)

Day 5: ?

103 total

Assignment: Create an advertisement for a known product (HSIE: Who will buy?)

Create an advertisement for a known product. Make sure you think about the techniques you can use to help influence your target audience.

It may be in the form of:

  • DVD  (T.V. advertisement)
  • CD recording (radio advertisement)
  • Drama (live TV infomercial)
  • Powerpoint presentation (newspaper/magazine advertisement)
  • Poster (billboard advertisement )

You will present your advertisement with a speech to class during Week 9. Total length

In your speech, explain the type of advertisement you have chosen and the techniques you have used to influence your target audience.

We will discuss the following advertisements in class and how they have been successful.

…..click here to read more

Waltjim bat Matilda: Australian Kriol language

Kriol, an Australian creole language, is made up of a mixture of several different languages that made it easier for people of different cultures to communicate. It developed in the region of Sydney and Newcastle in the early days of White colonisation, and then moved west and north with White and Black stockmen and others. It has died out in most parts of the country, except in the Northern Territory, where the contact between European settlers, Asians and the indigenous people in the northern regions of Australia has maintained a vibrant use of the language. It is presently spoken by about 30,000 people.

Though we have finished our studies on British Colonisation and did a great job for our stage 2 performance of Waltzing Matilda, I thought you would enjoy the this Kriol version Waltjim bat Matilda. Thank you Sophie for sending me the link to this wonderful version.

Waltjim bat Matilda

Ali Mills version

one balla carrdia bin cum up langa billabong
im bin chid on a groun langa coolibah tree
im bin chingum but corobree watchim but him billy boil
you balla cum n waltjim bat matilda langa me

waltjim bat matilda, waltjim bat matilda,
you balla cum n waltjim bat matilda langa me
im bin chingum but corobree watchim but him billy boil
you balla cum n waltjim bat matilda langa me

bum bye datun maaa bin cum up langa billabong
carrdia bin gatchim wholly maaa ngee ngee
im bin put im dtun maaa inchide langa ducker bag
you balla cum n waltjim bat matilda langa me

waltjim bat matilda, waltjim bat matilda,
you balla cum n waltjim bat matilda langa me
im bin put im dtun maaa inchide langa ducker bag
you balla cum n waltjim bat matilda langa me

bum bye datun marrdagee bin cum up langa dimina
pleetjaman bin cum up one, two, three
where datun maaa you bin putim langa ducker bag
you balla cum n waltjim bat matilda langa me

waltjim bat matilda, waltjim bat matilda,
you balla cum n waltjim bat matilda langa me
where datun maaa you bin putim langa ducker bag
you balla cum n waltjim bat matilda langa me

bum bye datun carrdia bin jump in langa billabong
you gan gatchim me libe one ngee ngee
and im pirit jere chingin out inchide langa billabong
you balla cum n waltjim bat matilda langa me

waltjim bat matilda, waltjim bat matilda,
you balla cum n waltjim bat matilda langa me
and im pirit jere chingin out inchide langa billabong
you balla cum n waltjim bat matilda langa me

waltjim bat matilda, waltjim bat matilda,
you balla cum n waltjim bat matilda langa me
and im koodook (spirit) jere chingin out inchide langa billabong
you balla cum n waltjim bat matilda langa me

Dibmorr diborr dibmorr diborr dibmorr diborr – whee!

Special Guest: Scott Flansburg (Mathletics)

Scott Flansburg - Human Calculator 032

Best selling author Scott Flansburg has been teaching maths and entertaining people with his astonishing math skills for more than 20 years. Today was our day to be entertained and inspired by ”The Human Calculator’.

Scott was visiting to help promote the Commonwealth Bank Australian Maths Challenge - 31 August to 1 September 2010.

The challenge will involve students answering questions correctly online over the duration of the Challenge (31 August to 1 September 2010) at school and at home. Students gain points by playing Live Mathletics and answering interactive maths questions. Your can have full site access and can practice from Wednesday 25 August BUT no points will count until the commencement of the Challenge at 8:00am Tuesday 31 August. Good Luck!!

Click here to visit an old post with more videos of Scott Flansburg

Making Ice-cream (Energy In = Energy Out)

In our last lesson about Solids, Liquids and Gases we talked about Energy In = Energy Out.  When we change particles (matter) from one state to another we add energy and when the particles change back they release that energy. For example: We can take water and add a lot of cold energy to make it freeze. When we warm it back up it will release all that cold energy. You can test this out by putting an ice-cube in the sun and then put your hand on either side without touching it. Your hands should start to feel cold because of the energy being released.

We will test this when we make our Ice-cream. The energy from the ice melting should be transferred to the cream and start to freeze it.

Procedure: Making Ice-cream (Energy in = Energy out)

Step 1
Fill the ice end with as much ice as possible, then add 1/2 cup of rock salt.
(MEGA: Add 3/4 cup of rock salt). The lid should be hand tightened – do not use the wrench!

Step 2
Mix up your ice cream ingredients in a container, then pour mix into the end with the metal cylinder, leaving about an inch for expansion at the top. Hand tighten the lid.

Step 3
Have a ball!
Shake, roll and pass it around as you mix and freeze the ingredients. Its not necessary to shake the ball…just motion will do it!

Step 4
After about 10 minutes open the ice cream end using the included plastic wrench.  Scrape the sides of the cylinder to mix up the ice cream using a plastic or wooden spoon (don’t use a metal spoon as it will scratch the cylinder). Then check the ice end. Pour out the excess water and add more ice and up to 1/3 cup more rock salt to enhance the freezing ability. Close the lids securely and continue having a ball for approximately 5–10 more minutes.

Step 5
You now have about a 500ml of delicious soft-serve ice cream. The consistency will vary based on the ice, your mix, the outside temperature, shaking frequency, etc. Once the ice cream is to the consistency of your liking, gently scoop it out and Enjoy!

Solids and Liquids

Updated: 26-08-10

Making Ice-cream: States of Matter 019Making Ice-cream: States of Matter 021

Eggcellent Stick Insects (HSIE: Who will buy?)

All our work on our unit ‘Who will buy? and setting up our business seems to be paying off . Group 3, who were the first ready, were lucky to be the first to market. At the end of the first day they have sold 19 Kits and Group 5, who started second, squeezed in an early sale this afternoon. By tomorrow afternoon we will be able to see how quickly group 5 can catch up.  I have been very impressed with how knowledgeable you are about stick insects and how well you explain it to potential customers.

[Update]: Thursday 19th Aug

The 3rd group has now had a chance to hand out their permission notes and pamphlets, though we will be unable to see how many kits they sell until Monday. Somehow we have SOLD OUT and have made enough money to pay all of our loan from the bank (Reesbank). We will need to start putting together more kits ready for Monday. We had to turn away at least 20 customers, so hopefully they will be back on Monday.

We will start selling in the infants area later this term and let the groups who have not started have a go at a new market.

Well done everyone!! :mrgreen:

[Update]: Monday 22nd Aug

We made an extra 45 kits from the last of our supplies and again we have SOLD OUT. We now have to wait for more supplies from overseas to arrive (1-3 weeks) before we can sell again. Great job everyone!!

After selling the first 100 hundred kits, the class has made $200 with $90 going to cost of supplies. The class have now decided to spend another $90 of their $110 profit so that they will have enough to make one hundred more kits. If they sell all of these kits their total profit will be $220.

Sales so far:

  • Group 1 – (Infants)
  • Group 2 – 15
  • Group 3 – 46
  • Group 4 – (Infants)
  • Group 5 - 39
  • Group 6 – (Infants)

Day 2: 20 sold

Day 3: 35 sold (sold out)

Day 4: 45 sold (sold out)


100 total (+55)

Congratulations: Stage 2 Performance

Congratulations goes to everyone who participated in our Stage 2 performance ‘ Music through the Ages’. It was a great success with many parents commenting how wonderful you all were. I am particularly proud of our class with their skit/singing of Waltzing Matilda. It was FANTASTIC !!

[ video soon]

more photos can be found in the gallery

It won’t happen again like this until the year 2040!! Mercury, Venus, Mars and Saturn

People often express surprise that you can see planets without a telescope. The planets Mercury, Venus, Mars and Saturn are easily visible to the unaided eye in the evening twilight and early evening  of the western sky (Sunday 8th August to 14th Saturday).  The image below is useful for the whole  week to show where the four planets are located in the early evening sky. A similiar gathering (where these four planets plus the Earth’s Moon will be within 18.5 degrees of each other) won’t be visible again until September 2040.

Friday 13th will be the highlight of the week as a crescent Moon temporarily joining the planets Venus, Mars and Saturn.

Finder chart for Thursday 12 August 2010.
Look above the Western horizon as evening twilight ends.


More information can be found on Paul Floyd’s website .

Solid or Liquid (Cornflour slime)

With just two simple ingredients, you can make a slime that is so complicated even the most powerful supercomputers can not model it.

Procedure: How to make Cornflour Slime

[PARENT SUPERVISION REQUIRED AND ENCOURAGED]

To do this experiment you will need:

  • cornflour
  • food colouring
  • a small mixing bowl
  • water
  • muscles :)

What to do

1. Take the mixing bowl and add a cup of water.
2. Add 2 to 5 drops of food colouring into the mixture. (You can leave this out if you want)
3. Stir in small amounts of cornflour until it becomes a very thick paste.

When the slime is ready you should be able to put your finger in quickly and it will not get wet and if you put it in slowly it should get wet.

Try these activities with your slime:

  • Stir your slime REALLY slowly. This shouldn’t be hard to do.
  • Stir your slime REALLY fast. This should be almost impossible.
  • Now punch your slime REALLY hard and fast. It should feel like you’re punching a solid.
  • Put some slime on a clean table and try pushing it into the middle really quickly and then let it go.
  • Try pick up the slime and roll it into a ball.

You can keep your cornflour and water mixture covered in a fridge for several days. If the cornflour settles, you need to stir it to make it work well again.

What’s happening?
Anything that flows is called a fluid. This means that both gases and liquids are fluids. Fluids like water which flow easily are said to have low viscosity, whereas fluids like cold honey which do not flow so easily are said to have a high viscosity.
Cornflour slime is a special type of fluid that doesn’t follow the usual rules of fluid behaviour. When a pressure is applied to slime, its viscosity increases and the cornflour slime becomes thicker. Most fluids are ‘Newtonian’ and their thickness stays the same, whether or not they are being stirred. Cornflour Slimes is Non-Newtonian.

At a certain point, slime actually seems to lose its flow and behave like a solid. Cornflour slime is an example of a shear-thickening fluid. The opposite happens in shear-thinning fluids; they get runnier when you stir them or shake them up. For example, when toothpaste is sitting on a toothbrush it is pretty thick, so you can turn the toothbrush upside down and the toothpaste doesn’t fall off. But if it was that thick when you tried to squeeze it out of the tube, there is no way you could manage it. Fortunately, toothpaste gets runnier when you are squeezing it out of the tube. Other shear-thinning fluids include:

  • blood
  • paint
  • ballpoint pen ink
  • nail polish

Although there are lots of shear-thinning and shear-thickening fluids, nobody has a really good idea why they behave the way they do. The interactions between particles in the fluids are so complicated that even the world’s most powerful supercomputers can not model what is happening. This can be a real problem for people who design machinery that involves shear-thinning fluids, because it makes it hard to be sure if they will work.

New Marine Aquarium (Salt Water)

We have just finished setting up our new marine aquarium. Most of the equipment was second hand and the fish and some of the live rock was from my aquarium at home. The new marine aquarium contains a pair of Ocellaris Clownfish and a lonely Domino Damsel. The aquarium is a FOWLR setup, Fish Only With Live Rock, as it is a little easier to maintain.

The Ocellaris clownfish (Amphiprion Ocellaris) is the perfect beginner fish. It is very hardy, not too aggressive and all together an easy species to care for. It does well without anemones which are harder to keep. It has an orange base colour with three white vertical stripes on its body and black tips on the fins. … read more


Ocellaris clownfish (Amphiprion Ocellaris)

The Domino Damsel (Dascyllus trimaculatus) is also among the easiest of marine fish to keep, though they can become territorial with age. The name Domino Damsel was also derived from their appearance – they are said to resemble dominos. The three white spots are located on top of the fish’s head and on each side of the upper body. … read more


Domino Damsel (Dascyllus trimaculatus)

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