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381. Teaching mean, median, and mode (8th grade and below)
     Use letters, food (raisins, candy packs), and marbles to gather real data.
     - Date of thread's last activity: 3 December 2007

382. Tessellations and symmetry - 4th grade
     Letters, mirrors, index cards, and software for teaching symmetry.
     - Date of thread's last activity: 3 December 2007

383. Decimal manipulatives
     Teaching decimals to 5th graders
     - Date of thread's last activity: 3 December 2007

384. Software simulation of dynamic systems
     Dynamic systems analysis using software
     - Date of thread's last activity: 3 December 2007

385. Place value blocks
     Teaching fourth grade students that there are no ones, or tens in a number such as 2,200
     - Date of thread's last activity: 3 December 2007

386. Math Calculations; Grade 3
     A third grade boy with wide discrepancies in his math skills.
     - Date of thread's last activity: 3 December 2007

387. Student-led closings
     Using student-led closings in an elementary workshop format math class.
     - Date of thread's last activity: 3 December 2007

388. Polynomial Examples
     What good are polynomial equations?
     - Date of thread's last activity: 3 December 2007

389. Web sites designed by teachers for their class
     Web sites used as an extension of a regular class.
     - Date of thread's last activity: 3 December 2007

390. Trying to locate a math game called "Equations"
     Locating the games "Equations" and "WFF ‘N PROOF".
     - Date of thread's last activity: 3 December 2007

391. Algebra Contests
     Algebra contests for a home-schooler about to begin tenth grade.
     - Date of thread's last activity: 3 December 2007

392. Factoring out -1 in algebraic expressions
     How do you know when you need to factor out -1 in algebraic expressions?
     - Date of thread's last activity: 3 December 2007

393. Technology for advanced 5th-7th graders
     Internet sites and LEGO suggestions for using technology in the classroom.
     - Date of thread's last activity: 3 December 2007

394. Distributive property using manipulatives
     Teaching the distributive property to students whose first language is not English.
     - Date of thread's last activity: 3 December 2007

395. Trigonometry supplement
     Finding ideas for a trigonometry supplement on the Internet
     - Date of thread's last activity: 2 December 2007

396. Pi and the area of a circle
     Methods for demonstrating the relationship between Pi and the area of a circle.
     - Date of thread's last activity: 2 December 2007

397. 4/5 Good Activities Using Compasses/Protractors
     An activity for practicing with a compass and protractor in grades 4/5.
     - Date of thread's last activity: 2 December 2007

398. Tutoring a high school geometry student
     How to help a high school geometry student learn to write two-column proofs.
     - Date of thread's last activity: 2 December 2007

399. Algebra - 8th grade
     Suggestions for helping students solve word problems with algebra.
     - Date of thread's last activity: 2 December 2007

400. Sets and Venn Diagrams
     Introducing sets and Venn diagrams to my mathematics enrichment lab with gifted students, grades 1 through 6.
     - Date of thread's last activity: 2 December 2007

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