結果 : cool science fair projects for 4th grade easy
1:20

10 Fun Science Experiments For Kids

Science Buddies
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3:01

4 Sound Science Experiments for Kids

Babble Dabble Do
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Fun Science Project for Kids: Oobleck Teaser

Babble Dabble Do
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11:37

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

Mark Rober
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1:26

3 Layer Density Project - Science Experiment for Kids | Educational Videos by Mocomi

MocomiKids
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2:14

20+ Science Fair Projects That Will Wow The Crowd

Babble Dabble Do
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15 Best Science Projects - Our Scientists' Picks

Science Buddies
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Make a Lemon Volcano - Fun Science Experiment

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15:08

33 AMAZING SCIENCE EXPERIMENTS! Compilation | Best of the Year

Fun Science
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2:10

How salty is the sea? Try this easy science experiment at home!

Nanogirl - STEM activities for kids
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1:52

Fascinating Oil & Water Science Experiment for Kids

TheDadLab
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1:02:14

TOP DIY Science Projects for Kids to do at home!

Ryan's World
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Walking Water Experiment | STEM Activity

Science Buddies
605,748 回視聴 - 6 年前
1:13

10 Fun 7th Grade Science Projects

Science Buddies
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5:39

9 Awesome Science Tricks Using Static Electricity!

brusspup
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0:56

Glass and Candle Experiment - Science Projects for Kids | Educational Videos by Mocomi

MocomiKids
647,210 回視聴 - 10 年前
2:38

15 Fun Electronics Projects for Kids

Science Buddies
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2:37

Science Fair: Gravity and Free Fall

Adventure Academy
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10:01

Most Watched Science Fair Projects Ideas | Around 50 projects | Elementary School Students | Part 1

TECH Genius Ideas and Facts
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2:14

Quick and Easy fun 4th grade science project

kimberly mieles
99,653 回視聴 - 9 年前