Compound Machine Projects

Hello friends we have brought you some cool school science projects. You can make these science projects and learn about compound machine.
Compound Machine Projects :
0:21 Engine Working Model
4:48 Crank Slider Mechanism
7:36 Nut Cracker Working Model
11:32 Hydraulic Press Working Model
These cardboard gears are made with the materials like cardboard, color paper, glue, bamboo stick, which are easily available at you house and nearby electronic store.
Some tags :
#scienceprojects
#Compoundmachine
#Schoolprojects
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[@LuisRomero-xt3be]

Super cool projects, you derserve a lot of subscribers

[@SantiagoEsparciaTendero]

Amazings projects

[@ClauwieYamson]

What is the use of the number 2? Like what is it for??