designing a club t-shirt
rocket model building
rocket launching
crystal growing
bending glass
ice cream freezing
paper airplane contest
hydroponics
garden seedling growing
digital photography
density changes over time of snow
silvering test tubes
making “gold” pennies
making sparklers
holiday bakeoff
make peanut brittle OR caramels
electronic kit building
culturing mold
metal detecting
cracking geodes (when available)
tap water hardness testing
generation and experimentation with oxygen gas
preserving snowflakes
video microscope viewing
liquid nitrogen experiments (when available)
natural acid/base indicators
qualitative analysis (identification of unknown powders or solutions)
determination of soil % organic matter
determination of soil water retention
ultraviolet light experimentation
clock reaction or other chemical demonstrations
collection and viewing of micrometeorites
grease evaluation of cafeteria French fries
collection and viewing of pollen samples
building a model electric motor
build a solar water distiller
build birdhouses
build bat houses
slime
rock collecting
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