solar furnace, simple device gives a graphic demonstration of the suns radiative energy, large convex mirror concentrates solar radiation onto a small container of water suspended at the mirrors focal point. In a few minutes, the water boils
Small Motor with Leads and Mount, Adapter Pin, AA Single Battery Holder, 1.5-3V Mount, single, Motor Shaft Diameter: 2.3mm, turns at the perfect speed for most projects. Use these for motor powered, cars, boats
Nurse Combo-One Pocket Pal/Sprague-1 kit, features 5 slide-in and one covered pocket in front, one in rear, 5 1/2in Lister scissors, three color pen, and Adlite* disposable diagnostic penlight included, Color: Black
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