| Math
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A
Family's Guide
Family members play an important role in their children's attitudes toward, and
success with, mathematics. This award-winning guide summarizes what today's
mathematics classroom is like, offers tips on how family members can help their
children have a positive attitude and enjoy mathematics, and presents practical
ways to discuss and do math at home together during everyday situations.
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Bobby
Bear
Help Bobby Bear pack for vacation, without packing too much! Encourage kids to
be problem solvers with this fun activity.
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Compound
Interest Calculator
Use this interactive calculator to discover how much money you can save and how
powerful compound interest can be when you stick to a consistent savings plan.
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Concentration
Match words, numbers and dots in this classic game of concentration.
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Factor
Game
Play an interactive game against a person or the computer, while testing your
factor skills.
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Gravity
Launch!
Launch a rocket into space to see how the force of gravity can pull an object
toward the earth and moon. With this online tool you can also experiment with
different thrust and angle settings to learn how these settings change the
motion of the rocket.
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Mean
and Median
Find out the median and mean of a set of numbers with this online tool.
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Planet
Size Comparison
Which is bigger - Earth or Venus? If you paused a minute to remember, use this
tool to compare all of the planets with their galactic neighbors. (The answer
is Earth. It's diameter is larger by Venus' by about 650 km.) Data is available
in kilometers as well as miles, and you can also quickly find the ratio of
planets to another.
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Power
Play
Build your own machine with the intearctive pieces in this online tool, and
learn about harnessing energy and power while you do it!
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Power
Up!
With your budget you have to purchase power plants your city. Consider the
cost, amount of power and environmental impact of each of your choices before
you spend your money.
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Product
Game
Practice multiplication and factor skills with this fun interactive game.
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Tower
of Hanoi
Solve the Tower of Hanoi puzzle by moving all of the disks from one peg to
another.
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