TeachEngineering
Teach Engineering: Fossil Fondue
To understand how fossils are formed, students model the process of fossilization by making fossils using small toy figures and melted chocolate. They extend their knowledge to the many ways that engineers aid in the study of fossils,...
Other
The Science House: Invisible Ink
Guidelines for a simple lab demonstration using phenolphthalein, a chemical that changes color depending on whether it is in the presence of an acid or base.
TeachEngineering
Teach Engineering: Common and Natural Logarithms and Solving Equations
Young scholars continue an examination of logarithms in the Research and Revise stage by studying two types of logarithms--common logarithms and natural logarithm. In this study, they take notes about the two special types of logarithms,...
TeachEngineering
Teach Engineering: Surface Tension
Surface tension accounts for many of the interesting properties we associate with water. By learning about surface tension and adhesive forces, students learn why liquid jets of water break into droplets rather than staying in a...
TeachEngineering
Teach Engineering: Let's Make Silly Putty
Learners make two different formulations of imitation Silly Putty with varying degrees of cross-linking. They witness how changes in the degree of cross-linking influence the putty properties.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: States of Matter
A comprehensive lesson plan site that contains a number of activities to aid in teaching about the states and properties of matter and the difference between a physical and chemical change.
Science Education Resource Center at Carleton College
Serc: Polymers & Plastics: Classification & Models
Students will use their prior knowledge about changes of matter including physical and chemical changes to examine and categorize various types of plastics (polymers). They will identify how their chemical properties allow them to have...
Other
The Science House: Combustion
In this experiment, students will observe that the weight of the product of combustion is greater than that of the starting material. Teacher's notes address the key concepts of this experiment.
Concord Consortium
Concord Consortium: Stem Resources: Melting Ice
Using temperature probes, students will monitor the temperature of melting ice cubes in different situations. This lab activity, allows students to view the procedure and answer questions online that can be saved and evaluated by the...
Other
Educational Innovations: Diaper Polymer Activities [Pdf]
What can you do with diaper polymer? Check out these six quick student experiments involving the chemical used in diapers.
TeachEngineering
Teach Engineering: Package Those Foods!
This activity provides students with the opportunity to create a food package for a specific food. The students have three components to focus on in the design of their food package. The package will have to keep the food clean, protect...
National Association of Geoscience Teachers
Serc: Mentos and Soda Eruptions: Lessons on Explosive Volcanic Eruptions
Students will learn about volcanic eruptions, the scientific method, gas saturation, and bubble nucleation by participating in a popular experiment with Mentos candies and soda.
San Diego Natural History Museum
San Diego Natural History Museum: Mineral Matters: Color
Don't be fooled! While color is one way to identify a mineral, it can often be misleading. Quartz is one example of a mineral that can change colors depending on its chemical make-up.
Science Struck
Science Struck: Can Diamonds Be Melted or Dissolved?
While diamonds are extremely hard and strong, they are not indestructible. Learn how diamonds can be burned, melted, or dissolved.