Sixth graders plan and conduct an experiment on food spoilage. They design the experiment, create a display, record and analyze data, and make inferences regarding the results of the experiment.

Students explore the identity properties of multiplication and of addition. They answer riddles that have to do with the identity properties and observe the teacher explanation of each property as they are modeled on the board. ...

Students use bathroom scales, rulers and boards to explore how to measure their own center of gravity.

Students practice using ratios to solve real-world problems.

In this cosine worksheet, learners find the cosine of x for different measurements of triangles. Students complete 10 cosine problems.

Ninth graders explore the concept of mixture problems. In this mixture problem lesson, 9th graders use beads to resemble liquids. Students mix different amounts of beads to create different percentages of mixtures.

Students practice using the scientific method. In this scientific processes lesson, students read and discuss the main parts of the scientific method. Students plan how they would conduct an experiment using the scientific method.

In this algebra activity, students use the summation notation correctly as they solve problems. They define the integral of a function and solve problems involving i. There are 14 questions with an answer key.

Sixth graders convert customary linear measurements. They explore using ratios to convert from inches to feet, ounces to pounds, etc. In groups, 6th graders complete conversions. They explain to the class how to solve their problems.

Does it? Kids find the perimeter and area of different shapes to assess whether their rectangle has guts. In addition to finding the area of a rectangle, learners work to find the area of a trapezoid. All worksheets are included. 

In this titration worksheet, students read about titrations or neutralization reactions used to determine the concentration of acids or bases. They are given sample problems used to find the concentrations of acids or bases. Students...

In this mass worksheet, learners determine the percentage composition of given compounds. Students write the empirical formula from the percentage composition. This worksheet has 5 problems to solve.

In this acid and base equilibrium activity, students calculate the pH of various types of acids and bases. They are given directions and review information as to how to complete these problems.

In this electrical worksheet, students draw a schematic design and build a circuit board capable of producing a wide range of audio-frequency AC signals before answering a series of 26 open-ended questions. This worksheet is printable...

In this acid and base equilibrium worksheet, students calculate the pH of given acid and base problems using different starting materials. They are given information and hints as to how to work with acid/base equilibrium problems.

In this trigonometric applications worksheet, students solve for the missing side of a right triangle using a trigonometric ratio. There are 46 questions, 10 of which are word problems.