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結果 : science fair ideas for 7th grade easy
1:13

10 Fun 7th Grade Science Projects

Science Buddies
44,732 回視聴 - 6 か月前
11:37

1st place science fair ideas- 10 ideas and tricks to WIN!

Mark Rober
8,816,178 回視聴 - 7 年前
1:12

Top 10 Middle School Science Projects

Science Buddies
63,411 回視聴 - 6 か月前

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2:14

20+ Science Fair Projects That Will Wow The Crowd

Babble Dabble Do
1,242,123 回視聴 - 6 年前
8:08

10 Easy Science Experiments - That Will Amaze Kids

Raising da Vinci
20,146,927 回視聴 - 7 年前

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2:21

15 Best Science Projects - Our Scientists' Picks

Science Buddies
4,253,315 回視聴 - 4 年前
3:05

How to Make Air Cooler at Home, Easy Science Project at Home

Creative Biswajit
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1:20

10 Fun Science Experiments For Kids

Science Buddies
495,403 回視聴 - 3 年前
7:28

16 CRAZY SCIENCE EXPERIMENTS

5-MINUTE MAGIC
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1:39

Walking Water Experiment | STEM Activity

Science Buddies
564,357 回視聴 - 6 年前
1:21

Make a Lemon Volcano - Fun Science Experiment

Science Buddies
680,700 回視聴 - 5 年前
4:52

science project for class 7th students working model Easy science exhibition projects class

RR techs
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1:56

5 Easy Chemical Reaction Science Projects

Science Buddies
115,042 回視聴 - 5 年前
1:19

10 Awesome 8th Grade Science Projects

Science Buddies
44,863 回視聴 - 6 か月前
12:34

Get the best science fair project ideas in 2024!

Lasseter’s Lab
100,926 回視聴 - 1 年前
1:45

10 Popular Physics Science Projects

Science Buddies
1,167,175 回視聴 - 5 年前
0:41

10 Awesome Chemistry Science Projects

Science Buddies
189,919 回視聴 - 10 か月前
8:32

7th Grade Science Projects

DIY Projects
159,709 回視聴 - 3 年前
6:09

EASY SCIENCE EXPERIMENTS TO DO AT HOME

Fun Science
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6:36

EASY SCIENCE EXPERIMENTS THAT WILL AMAZE KIDS

Fun Science
2,606,853 回視聴 - 3 年前