Tuning forks. Bowls of water. Rubber bands. Empty tissue boxes. Observation sheets. Clipboards and pencils..Introduction (5 minutes): Discuss the concept of sound vibrations and how they create sound. Explain that they will be experimenting with sound vibrations using...
Bowl of sand Foil pan Water Cups (for building sandcastles and pouring water) Water bottles (for spraying and squirting water) Recording Sheets (for noting observations) Prepare the Experiment: Fill a bowl with sand and place it in a foil pan. Provide cups and water...
Clear cups (one for each experiment) Water Alka-Seltzer tablets (one per cup) Recording Sheets (for noting observations) Prepare the Experiment: Fill each clear cup with water, ensuring there is enough to submerge the Alka-Seltzer tablet. Add Alka-Seltzer: Drop one...
To provide the best experiences, we use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Functional
Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes.The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
English 
Portuguese