Activity
Science Buddies

Science Buddies: How Fast Does an Alka Seltzer Tablet Make Gas?

For Students 9th - 10th
This is a straightforward, fun project to measure the rate of the chemical reaction that occurs when Alka-Seltzer tablets are plopped into water. You'll track the volume of carbon dioxide gas produced at regular intervals after the...
Unit Plan
Learn My Way

Learn My Way: Using a Touchscreen

For Students 1st - 7th
In this online course, students will learn about how to use a touchscreen on a mobile phone or tablet computer. The course will cover basic and more advanced touchscreen controls.
Activity
Science Buddies

Science Buddies: Can You Change the Rate of a Chemical Reaction?

For Students 9th - 10th
The ingredients in Alka-Seltzer tablets undergo a chemical reaction that produces carbon dioxide gas as soon as the tablets hit water. Do you think you can cause the tablets to produce gas faster by breaking them into smaller pieces...
Activity
Science Buddies

Science Buddies:plop, Plop, Fizz Fast:the Effect of Temperature on Reaction Time

For Students 9th - 10th
By using Alka-Seltzer and different temperatures of water, you can determine the effect of the water temperature on the chemical reaction of the tablet. The Science Buddies project ideas are set up consistently beginning with an...
Activity
TeachEngineering

Teach Engineering: Fuel Mystery Dis Solved!

For Teachers 3rd - 5th
In this activity, students investigate the simulated use of solid rocket fuel by using an antacid tablet. Students observe the effect that surface area and temperature has on chemical reactions. Also, students compare the reaction time...
Activity
TeachEngineering

Teach Engineering: Aqua Thrusters!

For Teachers 3rd - 5th
In this activity, students construct their own rocket-powered boat called an "aqua-thruster." These aqua-thrusters will be made from a film canister and will use carbon dioxide gas - produced from a chemical reaction between an antacid...

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