Buy it from one of these stores:

Texas Instruments TI-30X IIS Scientific Calculator

User Rating:

(7 reviews)

Price Range: $10 to $35

alaTest.com Professional Review.

Review summary of Texas Instruments TI 30 XIIB

by alaTest , Jan. 19, 2012

Comments:
alaTest has collected and analyzed 544 reviews of Texas Instruments TI 30 XIIB from international magazines and websites.

Review Verdict: Users rate this product 84/100. Comparing these reviews to 16299 other Calculators reviews gives this product an overall alaScore 78/100 = Good.

Read full review at alaTest.com

target.com Professional Review.

Awesome

by Old Mom , Oct. 29, 2010

Comments:
I purchased the Texas Instruments Scientific Calculator-30XIIS for my daughter upon entering middle school. She has always had difficulty with math and this caluclator helps her immensely with her classwork and homework.

Read full review at target.com

target.com Professional Review.

Best Calculator by FAR

by Josh , Feb. 26, 2010

Comments:
The 30XIIS is simply the best calculator you can buy beating out any other calculator at any other price. It can do everything for you besides graphing. It has large memory and can handle EXTREMELY large calculations. It's buttons are responsive and...

Read full review at target.com

target.com Professional Review.

The Best Calculator Ever!

by Twilight Fan , Aug. 8, 2009

Comments:
i have been using this for 3 years and it never gave me a problem! it is definatly the best school supply ever. i would realy recommend it.

Read full review at target.com

newegg.com Professional Review.

superior newegg service

by Jim , Jan. 24, 2007

Comments:

Read full review at newegg.com

QuickTake:

Pros: Having gone back to college, the teacher in my statistics class told everyone they needed a scientific calculator ASAP.

Cons: Not one negative to report.

toptenreviews.com Professional Review.

TI-Nspire

by Online Shopper

Comments:
The TI-Nspire will be a strong competitor once it is better documented and accepted.

Review Verdict: The TI-Nspire is a powerful graphing calculator with more features and computing power than any other device we reviewed. The added features come with a cost, however; the calculator is quite a bit more fragile and much more complex. Nevertheless, this...

Read full review at toptenreviews.com

QuickTake:

Pros: This is far beyond any other calculator in terms of class compatibility and computing power

Cons: It's much more fragile than previous TI calculators and it isn't very well documented

powerreviews.com Professional Review.

Review summary of TI-30X IIS Scientific Calculator

by Online Shopper

Comments:
PowerReviews.com collected and analyzed 113 reviews for 'TI-30X IIS Scientific Calculator' from 11 different merchants.

Read full review at powerreviews.com

QuickTake:

Pros: Adequate capabilities ; Easy to use ; Clear display ; Compact size ; Quality construction ; Attractive design ; Good battery life ; 2nd line ; Eeasy for kids to use ; Everything that is needed

Cons: Unattractive design ; Bulky ; Poor construction ; Difficult to use ; Hard to see display ; Inadequate capabilities ; Poor battery life ; Bolder letters maybe ; Cover hard to put on ; Hard to use cover