For this fractions in chemistry worksheet, learners solve 2 problems where they state all the answers as simple fractions or integers. They determine ratios of molecules in gasoline and they find ratio of molecules in the creation of...

In this atoms and sugar molecules worksheet, students are given the structural composition of the sugar molecule maltose. They determine the number of each type of atom in the molecule, they find the ratio of hydrogen to oxygen atoms and...

Responsible farming is important for maintaining natural resources. Eager scientists complete a WebQuest to explore what happens to nitrogen when it enters the soil. They learn about the chemical makeup of nitrogen-based molecules...

Students perform a review assignment in 3 portions to review chemistry compounds, formulas, and equations. The assignment consists of several different portions that can be used as assessments. The majority of the lesson plan is composed...

Students analyze the amount of space required to pack round objects. In this geometry lesson plan, students practice using space economically by practicing packing spheres into beakers. They then translate this concept to molecules being...

Students conduct an experiment in small groups, draw conclusions about the amount heat of a compound achieves and practice their data analysis skills.

In this rate, ratio, and proportion learning exercise, 7th graders solve ten multiple-choice problems.  The solutions are provided by clicking on the "show answers" on the bottom of the page.

Students investigate bio-fuel. In this investigative lesson, students create bio-fuel from vegetable oil waste. Students will analyze, predict, collect and synthesize data from their experiments with bio-fuel.

In this chemistry worksheet, students find the outcomes necessary for the oxidation reduction reactions. The sheet includes background information.