Solids and liquids
Students investigate melting and cooling in a range of materials.
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Introducing Physical and Chemical Changes
Young scientists investigate chemical and physical changes to the states of matter—gas, liquid, and solid—as well as solutions and suspensions with a variety of demonstrations, grand conversation, and an interactive quiz to check for...
2nd - 4th Science CCSS: Adaptable
States of Matter: Making Ice Cream
Who knew that learning about the states of matter could taste so sweet? This fun hands-on lesson captures the attention of students as they use what they know about solids, liquids, and gases to create their very own batch of ice cream.
K - 5th Science CCSS: Adaptable
Dissolving a Substance in Different Liquids
Second of six lessons in a unit on dissolving, this one focuses on how sugar behaves in different liquids. Learners stir it into water, alcohol, and oil and make observations. This lesson can stand alone, but is best used as part of the...
3rd - 8th Science