Teach Engineering
Properties of Mixtures vs. Solutions: Mix It Up!
Now it becomes crystal clear why the unit is called Mixtures and Solutions. The fifth installment of a six-part unit explores mixtures and solutions. After viewing a demonstration on mixing pebbles with water, salt with water, and...
Curated OER
Mixing Fertilizer
Your young landscapers do concentration calculations in this problem dealing with mixing fertilizer. Learners use and analyze rational expressions within this context.
Curated OER
Goofy Putty
Students examine mixtures and solution properties by making a borax polymer. In this chemical reactions lesson plan, students make a putty out of borax solution mixed to create a polymer.
Curated OER
Immiscible Liquids and Density
Students will make a lava lamp. In this density lesson plan, students will combine water and oil and make observations, then add salt to the oil and observe the oil sink, then float again when the salt dissolves in the water.
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...