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Upcycle Your Way to Green Living | YMCA Calgary

Sharpie and Solo cup stained glass. Supplies needed: Sharpies, clear plastic cups, hole punch, string/ribbon.

A greenhouse heated only by the hot air it produces - the hot air gets pushed under the soil by a fan so no external heat source is needed.

from Recyclart

Rubber Tree

could this be strong enough for the kids to climb on? We have this many old tires out back.. hmm.. Rick is going to be busy this summer.. XD