Gravity Defying Lid
Time: 10 - 30 min Supplies Concepts Resources
Experiment Water; Cup; Plastic lid or piece of cardboard or cardstock. Balanced forces(Physics); Pressure(Physics); Cohesion of water(Chemistry).
Magic Screen
Time: 10 - 30 min Supplies Concepts Resources
Experiment Water; Jar with metal ring or cup and rubberband; Screen or mesh cloth; Lid or cardboard. Balanced forces(Physics); Pressure(Physics); Cohesion and surface tension of water(Chemistry).
Walking Water
Time: 1 - 4 hrs Supplies Concepts Resources
Experiment 5 cups, 4 paper towels, Water, Food Coloring Capillary Action (Chemistry), Siphons (Physics), Gravity
Oil Cube vs. Ice Cube
Time: 30 - 60 min Supplies Concepts Resources
Experiment Water, Oil, Ice cube tray, Freezer Density (Physics); Changes of state (Chemistry)
Frost Wedging
Time: 2 - 4 days Supplies Concepts Resources
Experiment Containers, balloons, Plaster of Paris, Water, Freezer Changes of state (Chemistry), Force (Physics)
Instant Slushy
Time: 2 - 3 hours Supplies Concepts Resources
Experiment Bottled soda, Freezer, Ice Supercooling of liquids (Physics and Chemistry), Changes of state (Chemistry)
Ocean in a Bottle
Time: 10-30 min Supplies Concepts Resources
Experiment Water, Oil, Bottle with lid, Plastic beads, Toothpicks, Hot glue, Thin plastic or tinfoil Density (Physics), Hydrophobic vs. Hydrophilic (Chemistry)
Lava Lamp
Time: 10-30 min Supplies Concepts Resources
Experiment Water, Oil, Bottle, Effervescent antacid tablets, Food coloring Density (Physics), Chemical Reactions (Chemistry), Hydrophobic vs. Hydrophilic (Chemistry)
Hot and Cold Water Cups
Time: 10 min to 6 hours Supplies Concepts Resources
Experiment Water of different temperatures; Identical-sized clear cups; Food coloring; Flat lid or cardstock. Density(Physics); Thermohaline circulation(Ecology); Lake turnover(Ecology).
Water Drops on Waxed Paper
Time: 10 - 30 min Supplies Concepts Resources
Experiment Water; Waxed Paper; Dropper; Food Coloring; Toothpick; Soap; Surface Tension of Water (Chemistry); Surfactants (Chemistry)
Water on a Coin
Time: 10 - 30 min Supplies Concepts Resources
Experiment Water; Coin; Dropper; Surface Tension of Water (Chemistry)
Pepper Scatter
Time: 10 - 30 min Supplies Concepts Resources
Experiment Water; Bowl or cup; Concentrated Dish Soap; Pepper Surface Tension of Water (Chemistry); Surfactants (Chemistry)
Soap Boat
Time: 10 - 30 min Supplies Concepts Resources
Experiment Water; Paper; Scissors; Concentrated Dish Soap; Surface Tension of Water (Chemistry); Surfactants (Chemistry)
Floating Pin
Time: 10 - 30 min Supplies Concepts Resources
Experiment Water; Bowl or cup; Pin Surface Tension of Water (Chemistry);
Floating Paperclip
Time: 10 - 30 min Supplies Concepts Resources
Experiment Water; Bowl or cup; Paperclip Surface Tension of Water (Chemistry);
Ink Chromatography
Time: 30 - 90 min Supplies Concepts Resources
Experiment Markers, Paper towels, Water Separation of compounds based on rate of movement (Chromatography), Solubility (Chemistry), Capillary Action (Chemistry)
Oil Lamp
Time: 10-30 min Supplies Concepts Resources
Experiment Oil, Water (optional), Food coloring (optional), Cardboard, Toilet Paper or Paper Towel Combustion (Chemistry), Density (Chemistry)
Salt Crystals
Time: 1 week Supplies Concepts Resources
Experiment salt, water, jar evaporation, changes of state, crystals
Eggshell Geodes
Time: 1 day Supplies Concepts Resources
Experiment alum, water, eggshells, jars crystal formation, solutions
Straw Siphon
Time: 10 - 20 min Supplies Concepts Resources
Experiment Bendable drinking straws, Cups, Water Siphons (Physics), Momentum (Physics), Gravity
Fountain in a Bottle
Time: 30 - 90 min Supplies Concepts Resources
Experiment Plastic Bottle, Plastic Tubing, Drill or knife, Glue and Tape Siphons (Physics), Momentum (Physics), Air Pressure (Physcis), Gravity
Halocline Eggs
Time: 10 min Supplies Concepts Resources
Experiment salt, water, eggs, jars density