Видео с ютуба Skullandskill

Vaccm Cleaner - demo & presentation

How to make a Spectrometer

Motor Well presen. - vdk

Demonstration - Vaccum Cleaner!

How to make an Equatorial Sundial

Hydraulic Prss presen. - lks

Water Rocket (with parachute) Demo

Vaccm Cleaner - presentation

How to make a Water Rocket (with parachute)

Motor boat - demo by out learner

Motor well presen. - rdm

Door alarm presen. - nlns

Hand Pump presen. - lks

Door alarm presen.2 - by lks

Electric crane - demo by our learner

Vaccum cleaner - air flow, make & design

How to make a Planisphere (Northern Hemisphere)

Hydraulic Press demo - aks

Electri remote car - made by our learner

Explaining Hydraulic Hand - Maker @ Work Shop