Curated OER
Fractions, Decimals and Percents
Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.
Curated OER
Schoolyard Bird Project
Young scholars observe and count bird sightings around their schoolyard throughout the school year.
Curated OER
Finding Volume of Similar Figures
Upper elementary and middle schoolers examine the Volumes of Similar Figures. They investigate the relationship between corresponding sides and evaluate the volume of similar figures. Pupils record their findings on various activity...
Curated OER
What Can We Measure about Chemicals?
In this measuring chemicals worksheet, students determine the accuracy and precision of measurements and distinguish between the two. They find the percent composition of compounds, the molar mass of compounds and the volume of gases at...
Curated OER
Paying for Crime
High schoolers participate in activties examining ratios and proportions. They use graphs to interpret data showing the government's budget for prisons. They present what they have learned to the class.
Curated OER
Let's Rock
Students investigate the property of rocks and how to distinguish among the different types. They explore the hardness of rocks and perform streak tests to determine mineral color. They classify rocks according to their properties.
Curated OER
Moles, Moles, Moles
Students investigate moles and measure out a mole by mass and volume. In this mole lesson plan, students observe demonstrations of quantities of substances that measure 1 mole. Students use a solid aluminum block and ruler to measure the...
Howard Hughes Medical Institute
Chemical Signatures of Asteroid Impacts
What killed the dinosaurs and how do scientists know? Your high schoolers can examine these fascinating questions with a geochemical lens using the engaging 33-minute video, the accompanying data interpretation, and some thoughtful...
Curated OER
A Statistical Look at Jewish History
Young scholars complete their examination over the Jewish Diaspora. Using population figures, they discover the importance of percentages in exploring trends. They use their own ethnic group and determine how it is represented in the...
Curated OER
Simple Past-Positive Sentences #2
In this simple past tense worksheet, learners use words and phrases given to form positive sentences in the given tense. Answers may be submitted online for review. ESL appropriate but not exclusive.
Curated OER
Properties of Fractals
Students build a working definition of regular fractal, look carefully at the concepts of dimension and scale, and are introduced to logarithms. They solve simple exponential equations for the exponent both by trial and error and using...
Curated OER
Properties of Fractals
Students build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...