Plataforma de Educação Humanizada

Torne-se Membro

Sticks and Straws Harmonica

Craft sticks (2 per student) Rubber bands (2 per student, one thin and one thick) Straws (2 small pieces per student, about 1-2 cm in length) Scissors Tape (optional, for securing the straws) Worksheet for recording observations and experimenting with...

Sound Waves with a Slinky

Slinky (or a similar spring toy)..Stretch Slinky: Stretch the slinky out on the floor. Create Waves: Push and pull the slinky to create compressions and rarefactions. Observe Waves: Observe how the waves travel through the slinky. Record Observations: Have students...

Floating and Sinking with Salt

Glass of water. Salt. Small objects (e.g., paper clips, small plastic toys)..Add Salt: Dissolve a large amount of salt in the water. Test Objects: Place small objects in the saltwater and observe if they float or sink. Compare with Fresh Water: Test the same objects...

Water Evaporation Experiment

Shallow dishes or trays. Water. Measuring cup. Marker or ruler..Fill Dishes: Fill the shallow dishes with equal amounts of water. Measure and Mark: Measure and mark the initial water level. Place in Different Conditions: Place the dishes in different locations (e.g.,...

Homemade Thermometer

Clear plastic bottle. Rubbing alcohol. Water. Food coloring. Clear plastic straw. Modeling clay. Permanent marker..Build Thermometer: Fill the plastic bottle with a mixture of equal parts rubbing alcohol and water. Add a few drops of food coloring. Insert Straw: Place...
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