cell phones in school statistics（関連順）

1:00

cell phones in school facts and statistics

smartphonesandcellphones

109 回視聴 - 8 年前

5:47

Los Angeles school board votes to ban cell phones in classrooms

ABC News

11,683 回視聴 - 4 日前

1:10

cell phones in school facts and statistics

smartphonesandcellphones

11 回視聴 - 8 年前

3:25

Cell Phones in School

Jay Godfrey

38,163 回視聴 - 11 年前

52:42

Logarithms: Mobile Phones, Modelling & Statistics? - Oliver Johnson

Gresham College

2,961 回視聴 - 2 日前

9:46

The Science of Learning - Impact of Cell Phone Use in School (CESE)

Jared Cooney Horvath

4,369 回視聴 - 4 年前

0:30

cell phones in school debate facts

smartphonesandcellphones

115 回視聴 - 8 年前

2:42

Shanley High School bans cell phones at school

InForum

144 回視聴 - 9 か月前

3:39

Cell phone bans in school become hot topic, two WNY districts implementing 'no phones' policy

WKBW TV | Buffalo, NY

361 回視聴 - 9 か月前

2:00

Texas school district enacting cell phone policy charging $15 for phones used during school

WFAA

1,091 回視聴 - 10 か月前

0:31

True Distraction of Cell Phones in School.wmv

Samantha Tippel

1,084 回視聴 - 12 年前

3:30

Reasons Why Cell Phones Should not Be Allowed in School [Free Essay Example]

GradesFixer Essays Collection

427 回視聴 - 6 か月前

2:55

Cell phones out, spike ball in: How an Orange County school got students to connect without devices

WKMG News 6 ClickOrlando

293 回視聴 - 1 か月前

9:06

FYS: Cell Phones In School Documentary

Hannah Niedermaier

406 回視聴 - 11 年前

8:30

Cell phone ban at Madison High school takes effect

FOX 26 Houston

7,328 回視聴 - 4 か月前

4:38

Kids learn how to work there cell phones at school

FreddyO

297 回視聴 - 6 年前

2:22:07

School boards lift their cell phone bans and welcome technology

THE STAR REPORT

33,390 回視聴 - 1 年前に配信済み

0:36

Cell Phone in a School Zone

Stephen Rektenwald

80 回視聴 - 13 年前

4:37

After several childhood cancer cases at one school, parents question cell tower radiation

CBS Mornings

304,265 回視聴 - 5 年前

0:31

It's the Law: No mobile phones in school zones

City of Bryan

594 回視聴 - 11 年前

結果 : cell phones in school statistics