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In this chemistry activity, learners are asked to form a hypothesis about the behavior of milk as household detergents act upon it.

In this chemistry activity, learners use spaghetti to explore density and chemical reactions.

In this activity, learners perform a simulated blood test procedure.

Learners investigate an iron-fortified cereal by stirring it with a strong magnet. They discover that metallic iron is present in some cereals.

In this chemistry demonstration, learners investigate the rule "likes dissolve likes" by combining three, immiscible liquids to create a colorful density column.

In this chemistry activity, learners prepare two petri dishes, one filled with water and one filled with milk.