ClassFlow
Class Flow: Water & Aqueous Systems
[Free Registration/Login Required] This flipchart provides a multitude of hands-on activities for identifying, arranging and creating sentence maps for various water and aqueous systems.
Carnegie Mellon University
Chem Collective: Stoichiometry Bridge Course
This is a complete course in chemical stoichiometry, set in a scenario that shows how stoichiometry calculations are used in real-world situations. This course has been designed to not only help you strengthen your skills with...
TeachEngineering
Teach Engineering: Obi Wan Adobe: Engineering for Strength
Students conduct an experiment to determine how varying the composition of a construction material affects its strength. They make several adobe bricks with differing percentages of sand, soil, fibrous material and water. They test the...
Chem4kids
Chem4 Kids: Matter
"Matter is everything." So begins this comprehensive website on the physical and chemical properties of matter in its four main states: solids, liquids, gases, and plasmas. The text is large and easy-to-read. Students will enjoy the...
CK-12 Foundation
Ck 12: Fifth Grade Science: Physical Science: Rate of Dissolving
[Free Registration/Login may be required to access all resource tools.] Discusses the rate of dissolving and the factors that affect it.
ClassFlow
Class Flow: Physical and Chemical Changes
[Free Registration/Login Required] Physical and chemical changes are defined and examples are given of each. Practice with determining the difference between mixtures and solutions are also given. Links to external sites for practice...
ClassFlow
Class Flow: Comparing and Contrasting Matter
[Free Registration/Login Required] This flipchart is a guided activity to help students compare different types of matter: atoms and molecules, elements and compounds, mixtures and solutions. It corresponds to Virginia science SOL 5.4.
Science Education Resource Center at Carleton College
Serc: Mn Step: Spotting Chromatography
A lab activity that introduces chromatography using markers, plus water and acetone as the solvents. Learners will take measurements to compare the mobile and stationary phases of the inks, and find the polarity of the inks and solvents....
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