Curated OER
Why Does ASA Work?
Your geometry learners explore Angle-Side-Angle congruence in this collaborative task. The sum of the interior angles of all triangles being one hundred eighty degrees, is the key learners will discover as they explain their reasoning...
Virginia Department of Education
Equilibrium and Le Chatelier’s Principle
The best part of learning about equilibrium is that nothing changes. Young chemists observe four demonstrations during this lesson: equilibrium in a saturated solution, equilibrium with an acid-base indicator, equilibrium with cobalt...
Missouri Department of Elementary
Opportunity Knocks, But It Costs, Too!
Sixth graders practice six steps to effective problem solving. Working with the school counselor, class members are presented with a scenario that requires them to make a decision. Individuals then write a reflection in which they...
Curated OER
Extraneous Solutions
Students find the roots of quadratic equations. In this algebra instructional activity, students solve radical equations and identify the positive and negative roots. They graph and analyze their functions.
Curated OER
Estimating Solutions
Finding approximate solutions to word problems allows users to assess the reasonableness of their answers. In a well-paced instructional activity, the class rounds numbers to estimate the solutions. They explain their thinking and...
Curated OER
Problem Solution Writing
Students, after brainstorming possible problem solving activities, choose from one of the many and write what the problem is and a solution to solve it.
Curated OER
Solutions
In this solutions worksheet, students calculate the pH of given solutions. Students determine the equation used to determine pH and the estimated pH for mixtures. This worksheet has 12 fill in the blank and 15 problems to solve.
Curated OER
Estimating Solutions to Word Problems
Learners use estimation to determine the answers to word problems by rounding whole numbers. In this estimation lesson plan, pupils compare and contrast solutions using the best answer.
PBL Pathways
Lake Pollution
Explain the timing of a lake cleanup to the EPA using calculus. A project-based learning opportunity has learners compare rate functions to compute a total change. Their solutions explain the time needed to rid a lake of pollutants.
Under the Dome
Card House
Mathematics is stronger than a card house. Pupils watch a video of the beginning of the building of a triangular card house. Scholars come up with questions they wonder about from the video and ask for more information to arrive at an...
Illustrative Mathematics
Explaining Fraction Equivalence with Picture
Visual models are a great tool for demonstrating the concept of equivalent fractions. Given two pictures, young mathematicians first identify each fraction and then write an explanation for why they are equivalent. Use as a guided...
Curated OER
Rainbow Lab
In this mixtures worksheet, students experiment with different amounts of solutes and solvents to make solutions. They observe color changes and look for chemical and physical changes in the test tubes. Students answer 5 questions and...
Curated OER
Dissolving: Learning About Solutes and Solvents
You can use these hands on activities to teach students about solutes, solvents, and solutions.
Curated OER
Solutions Review
In this solutions worksheet, students review the properties of solutions, the polarity of molecules, molarity, and solubility curves. This worksheet has 8 short answer questions and 15 problems to solve.
Curated OER
Ice Cream: a Taste of Science!!
Students define the term solution. They explain conservation of energy and energy transfer as it relate to how the milk solution became ice cream. Students are able to explain freezing point depression.
Curated OER
The Doorbell Rang
Using the Pat Hutchins book The Doorbell Rang, introduce your learners to division using this simple exercise. They start with either 16, 24, or 32 cookies and consider how many friends they could share this number of cookies with. Note...
Curated OER
AP: Chapter 8: Membranes
AP biology buffs dismantle the mystery of the cell membrane by explaining its structure and function. They decipher membrane fluidity, define the roles of membrane proteins, and analyze a diagram of a selectively permeable membrane...
Illustrative Mathematics
Listing Fractions in Increasing Size
Increase the depth of your class's fractional number sense with this number-ordering activity. Given four fractions, each with different numerators and denominators, young learners are asked to place them in order from smallest to...
Curated OER
Partitioning a Hexagon
The task at hand is to partition a hexagon into two, four, and eight congruent figures. Make sure to give your wizards a sheet of triangle grid paper on which to decompose the hexagons. Have them explain which rotations, reflections, or...
Illustrative Mathematics
Fractions and Rectangles
Visual models are excellent teaching tools when explaining equivalent fractions. Looking at a rectangle cut into twelfths, students first identify the shaded fraction, and then explain whether the fraction is equal to one-fourth....
Curated OER
A “Salting” Solution
Ninth graders investigate the factors affecting solubility. In this chemistry lesson, 9th graders differentiate solvent and solute. They give examples of real world application of solutions.
Curated OER
What is a Solution to a System?
Pupils define the solution to a system of equation. In this algebra instructional activity, students graph two line on the TI calculator and identify the point of intersection if there is any. They find one, zero or infinitely many...
Curated OER
Science: Adding Solutes to Solvents
Students design experiments examining the effects of various solutes on water. They record results on graphs explaining any unexpected consequences of their experiments and determine if their hypotheses were correct.
Curated OER
Biotic and Abiotic Factors
In this biotic and abiotic factors worksheet, students complete 20 various types of questions related to biotic and abiotic factors. First, they write the vocabulary word that best completes the sentence. Then, students state an example...