West Contra Costa Unified School District
Average Rate of Change
The concept of slope gets an approachable, yet theoretical, treatment in a comprehensive algebra activity. The use of functional notation and problem-solving techniques keep the material rigorous, but detailed teaching notes and lots of...
Royal Society of Chemistry
Ionic Formulae 1
The ionic formula for banana would be BaNa2. Scholars work their way through four puzzles reviewing ionic formulas. Each puzzle requires scientific knowledge as well as logic and problem-solving skills.
Curated OER
Marta Pricing Options
Third graders determine whether buying a "package deal" is really the best deal. In this consumer math instructional activity, 3rd graders watch a video clip and use math skills to solve a word problem determining which "package deal" is...
Royal Society of Chemistry
Alkanes
Alkanes contain only single bonds and have no functional groups. Scholars match the properties of six alkanes in a series of four puzzles. Problem solving and logic help cement the concepts with repetition.
Royal Society of Chemistry
Allotropes of Carbon
Carbon takes on many forms including diamond, graphite, and buckminsterfullerene. Scholars review their knowledge of these three allotropes of carbon as they complete four puzzles. The first acts as a general review, and the other three...
Royal Society of Chemistry
Types of Bonding
A covalent bond yells at an ionic bond, "Didn't anyone teach you to share?" Four matching puzzles allow pupils to review covalent, ionic, and metallic bonding. They apply logic and problem solving to complete gridlocks including the...
Royal Society of Chemistry
Moles Equations (14-16)
In chemistry, the mole is a unit of measurement, much like a millimeter or liter. After learning about moles, scholars learn various equations relating to mass, volume, and concentration. They review each of these equations in a few...
Royal Society of Chemistry
Flame Test Colours
Scientists identify elements by the color of flame they produce because each element is defined by exactly one line on the emission spectrum. By completing a series of puzzles, scholars reinforce their knowledge of the results of flame...