Materials needed : Types of water: microscopes Tap slides (concave) Well cover slips Distilled medicine droppers Lake Michigan pipette pencils Four (4) quart jars plastic or glass covers Strategy : Display a gallon of lake or pond water to the class.
(cover; slips; ) Context(cover slips,List([73, 84))):(Distilled medicine; droppers; ) Context(cover slips Distilled medicine droppers,List([73, 112))):(Lake Michigan pipette pencils; quart; )
cover slips,List([73, 84)) cover slips Distilled medicine droppers,List([73, 112))
cover Distilled medicine Lake Michigan pipette pencils
slips droppers quart