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President declares swine flu a national emergency
Science

President declares swine flu a national emergency

Paul Katula -
0
Using subtraction to solve word problems
Math

Using subtraction to solve word problems

Judith Taerum -
3
Adding a percent of a number to a number
Math

Adding a percent of a number to a number

Paul Katula -
3
Dividing fractions (rational numbers)
Math

Dividing fractions (rational numbers)

Paul Katula -
3
New multiplication: squares, diagonals, lattices
Math

New multiplication: squares, diagonals, lattices

Paul Katula -
1
What is a mole (Avogadro’s Number)?
Science

What is a mole (Avogadro’s Number)?

Paul Katula -
2
Locate estimated square roots on a number line
Math

Locate estimated square roots on a number line

Paul Katula -
3
Millions of teens send voicemail to stars
Technology

Millions of teens send voicemail to stars

Paul Katula -
0
Tornado touches down in Elburn; storms hit central IL
Science

Tornado touches down in Elburn; storms hit central IL

Paul Katula -
0
Typhoon rocks southeast China; 1 million evacuated
Science

Typhoon rocks southeast China; 1 million evacuated

Paul Katula -
0
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