Estes has a great model rocket resource center with tons of downloads and lesson plans for teachers… “Teaches science, math, industrial technology and other subjects. This site offers a HUGE RESOURCE CENTER for teachers and youth group leaders including free publication downloads, special quantity bulk pricing for educators, extensive curriculum support materials and learning software. […]
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Can you boil an egg with the power of the sun? Sure – Link. Related: HOW TO – Make a homemade solar water heater – Link. Mystery solar powered-mobile – Link. Solar Death ray – Link. Floating solar crocodile – Link. Solar Powered Jack-O-lantern – Link. DIY Solar cycle – Link. Solar MOE’s (Made on […]
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Sam writes – “A handmade tea light holder, crafted from a log. I shaped a log from our firewood pile into a slab, and drilled holes for the tea lights. Its pretty simple really- but the most important part is picking an attractive piece of wood, and paying attention to nice finishing.” – Link. Related: […]
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Artist Frank Flood makes these great pizza cutters out of powder coated aluminum, stainless steel, and ball bearings – Link.
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How-tos and videos on making your own watermelon art! – Link.
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Eric shows that you can cool computers with pool water, and heat the pool at the same time! “Cooler, quieter computers and [possibly] warmer pool water with very little extra cost and added energy savings. All of the materials; PVC, ABS, other hard plastics, stainless steel on the pump housing, copper on the manifold and […]
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