2 more videos

Here are two more videos for you to consider.
The Story of Stuff asks you to think a bit more about the effects of your actions upon the earth and its ecosystems, both direct and indirect.



Severn Suzuki is the daughter of David Suzuki. When she was 12 years old she spoke at the 1992 UN Climate Change conference about making changes.

Food chains and webs links

Food Chains

Food Webs

4 x 100 Relay Videos

Here's some videos showing the 4x100 relay.
For the last one you can fast forward to about 2:20 for the race.

This week's POTW

Give it a try

This week's POTW

Here it is.

Subtracting Fractions

Try out this activity to practice subtracting fractions.

POTW

Here's this week's problem. Do you remember what a prime number is?

Try this game to maximize your neurons

In the game axon, you are racing to grow your your neuron.

We're at Fatima

POTW

Here's a link to this week's problem.

POTW - March 1st

Why don't you give this week's problem a try? Remember for probability you need to make a fraction with favourable outcomes  in the numerator and total possible outcomes in the denominator.

Problem of the Week

I think a lot of students had success with last week's problem. Here's this week's problem to try.

Powers of Ten

To get you thinking about the relative size of particles and the universe, take a look at this classic video by Charles and Ray Eames:

Science Activities this Sunday

Families with children ages 6 to 12: join Let's Talk Science volunteers Sunday, February 26, in Toronto, to build Rube Goldberg Machines and learn how science relates to our everyday lives! This afternoon event is free, and advanced registration is not required. For more information, click here.

You can also visit the Let's Talk Science website.

Ash Wednesday

Today marks the beginning of Lent - a 40 period of preparation for Easter. Students received ashes this morning at school and were asked about what they could give up or start doing during Lent.

February 9th POTW

Here's the link for this weeks Problem of the Week. POTW

POTW

Here's this week's problem of the week. POTW

Math CLIPS

I've added a link for Math CLIPS to the Links section on the right side of the blog.

POTW - A crafty little problem

Click here for this week's problem of the week from The Centre for Education in Mathematics and Computing at the University of Waterloo. Please hand in by next Wednesday or email to: daniel(dot)donovan(at)tcdsb(dot)org

POTW

Click here for this week's problem of the week from The Centre for Education in Mathematics and Computing at the University of Waterloo. Please hand in by next Wednesday or email to: daniel(dot)donovan(at)tcdsb(dot)org

Mister Stepan explains his blog