Curated OER
The Counting Principle, Sample Spaces, and Probability
In this statistics and probability worksheet, students solve problems in which they use the counting principle and/or tree diagrams to determine the number of outcomes of an event or the probability of event occurring. The three...
Curated OER
Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make...
PBS
Adding Integers
Your sixth and seventh graders deepen their understanding of a number line and adding integers in this concrete, hands-on activity. Learners play "Warehouse Puzzle" and then discuss their game strategies and the characteristics...
NASA
Is It Alive?
Determining whether or not something is living can be more difficult than it seems. Put your young scientists to work defining their own criteria to identify life, then work with three samples to see if they are alive or...
Curated OER
Practice Final
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
Curated OER
Worksheet - Chapter 1, 2 Combinations
In this combination worksheet, students draw Venn Diagrams, they determine the number of combinations of a particular event using tree diagrams or the fundamental counting principle. This one-page worksheet contains approximately eight...
Curated OER
Practice Problems for the Gas Laws
In this gas laws activity, student practice solving problems using Graham's law, ideal gas law, and gas stoichiometry. This activity has 11 problems to solve.
Curated OER
The Math of Science-Balancing Chemical Equations
In this balancing equations activity, students are given directions as to how to balance equations and they practice what they learned. They complete three equations by placing the proper coefficients in front of the reactants and products.
Curated OER
Reviewing Problems for the Gas Laws
In this gases worksheet, students apply gas laws to calculate the change in pressure or temperature depending on what has occurred to the gas. This worksheet has 11 problems to solve.