###### Mathematics - 6th Grade
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Standard 1
Students will expand number sense to include operations with rational numbers.

• Algebraic Expressions
In this activity students will work with algebraic expressions - moving from simple expressions to more complex expressions.
• Change Maker
Students: An interactive site! Practice making correct change - using small and large amounts - it's fun !
• Factor Game
The Factor Game engages students in a friendly contest in which winning strategies involve distinguishing between numbers with many factors and numbers with few factors. Students are then guided through an analysis of game strategies and introduced to the definitions of prime and composite numbers.
• Figure This Math Challenges for Families
This site is recommended by the National Council for Teachers of Mathematics. 80 math challenges focusing on mental math and estimation such as, "Why are most manhole covers round?", and "How long would you have to wait to buy tickets if you were the 300th person in line?" Also available in PDF format for printing. Nice teacher section.
• Fraction Game
This NCTM Illuminations page is an interactive tool involving a flash card type fraction game. Students can flip cards one at a time and match values to the given number lines. Reducing and equivalent fractions skills are enforced. To add to the enjoyment for students, sound effects can be used.
• Fun Brain Fresh Baked Fractions
Equivalent fractions are different fractions that name the same amount. Click on the fraction that is not equal to the others. If you get the answer correct, Jackson gets another piece of pie.
• Illuminations: Eqiuvalent Fractions
Explore relationships among fractions on number lines and on squares.
• Mega Converter 2
Convert all types of measurements quickly and easily with this online converter.
• Mission:Magnetite
Fractions and percentages. Hacker is trying to drop magnetite on Motherboard Central using his rocket. We need you to help stop him.
• Penguin Waiter
How much of a tip should you leave for a waiter? Calculate percentages.
• Secret Worlds: The Universe Within
Using the powers of 10 you can view the Milky Way at 10 million light years from the Earth. Then move through space towards the Earth in successive orders of magnitude until you reach a tall oak tree just outside the buildings of the National High Magnetic Field Laboratory in Tallahassee, Florida. After that, begin to move from the actual size of a leaf into a microscopic world that reveals leaf cell walls, the cell nucleus, chromatin, DNA and finally, into the subatomic universe of electrons and protons.
• Themepark: Fractions and Decimals
UEN''s Themepark provides Places To Go, People To See, Things To Do & Teacher Resources that will help you learn more about fractions and decimals.
• USU - National Library of Virtual Manipulatives
Lattice Multiplication, Virtual Abacus, Equivalent Fractions, Finding common denominators. This site has similar activities as Illuminations.
• Who Wants To Be a Mathonaire?
You have to try to reach 1 million points by answering math questions.

These materials have been produced by and for the teachers of the State of Utah. Copies of these materials may be freely reproduced for teacher and classroom use. When distributing these materials, credit should be given to Utah State Office of Education. These materials may not be published, in whole or part, or in any other format, without the written permission of the Utah State Office of Education, 250 East 500 South, PO Box 144200, Salt Lake City, Utah 84114-4200.

For more information about this core curriculum, contact the USOE Specialist, DAVID SMITH or visit the Mathematics - Elementary Home Page. For general questions about Utah's Core Curriculum, contact the USOE Curriculum Director, Sydnee Dickson . UEN Contact Info: 801-581-2999 | 800-866-5852 | Contact Us