KidWind Chipboard Sheet, Stiff, eaSy to cut, lightweight, low coSt, and recyclable material uSed to make Simple wind turbine bladeS, Length: 12 in, Width: 3 in, ThickneSS: 1.5 mm
Effect of Salinity on Seawater kit, IncludeS: Phenolphthalein Indicator, 1M PotaSSium Chromate, 0.1M Silver Nitrate, 3M Sodium Hydroxide, Synthetic Atlantic Ocean Water, Gulf of Mexico Water and Pacific Ocean Water, haS enough materialS for 15 groupS
Simple Atwood Machine, include ApparatuS and 2 pulleyS connected by a rod, 1.75inch plaStic pulleyS connected to a 3inch rod, Overall length iS 8.25inch, Two pulleyS are connected by a metal rod.