BARRY
HOFFMAN

an innovative math experience for kids 10~12

numbers don't lie

VISITS FROM KIDS & ADULTS

1

since 2003

used by kids over 6,400 times!

The Best 12 x 12 Times Table & Reverse Testers

& Division Challenges

The 121 TIMES TABLE

CLICK THE SKILL YOU WANT TO IMPROVE

121 TIMES TABLE FACTS

TOP 5 WORLD RECORD HOLDERS

100% for 121 Times Table Facts

Mr. Hoffman

3 min 12 sec  (Nov 19, 2016)

Daniel Greilsheimer

3 min 14 sec  (Nov 20, 2016)

Kaisei Ui

3 min 35 sec  (Mar 8, 2018)

Gaby Sorin

3 min 46 sec  (Nov 28, 2016)

Jack Stam

4 min 00 sec  (Mar 21, 2018)

121 DIVISION FACTS

TOP 5 WORLD RECORD HOLDERS

100% for 121 Division Facts

Riko Ishikawa

3 min 16 sec  (Mar 16, 2018)

Jack Stam

3 min 28 sec  (Jan 18, 2018)

Mr. Hofman

3 min 32 sec  (Mar 12, 2018)

Jeffrey Radinsky

3 min 58 sec  (Oct 12, 2017)

Kaisei Ui

4 min 02 sec  (Nov 28, 2017)

LIKE TO WIN PRIZES?

6th GRADERS ONLY

 
121 Times Table Challenge


(current status: will reopen Sept 10, 2018)

 

First get your base score

Then beat your % and/or time

 You WIN PRIZES if you...

Beat your % AND your time (large prize)


Beat your % with the SAME or SLOWER time (
medium prize)

 

Tie your %, but BEAT your time (small prize)