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[|Teach Engineering-Lots of ideas]

Atomic Structure

Biographies

Buoyancy and lift

Bonds

Circuits

Density

Energy

Engineering [|PBS- Building Big] [|Newspaper tower] [|Skyscraper unit]

Electricity

Environment

Good Science

HeatTransfer [|Teach Engineering-solar oven lesson]

Magnets Teach Engineering 5 day unit Mixtures/compounds

Packaging

Simple machines [|Large number of simple machine sites]

Static