PBS
The History and Use of Sampling Methods
Young mathematicians define population, draw convenience sample from the population, draw quota sample from the population, and draw random probability sample from the population. They explain why a random probability sample usually...
Curated OER
Water Down the Drain
Did you know that leaky faucets waste $10 million worth of water? Conservationists perform an experiment and draw best-fit lines to explore how the US Geological Society determined this value.
Curated OER
Paying for Crime
Students 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
Where are all the Animals?
Students view animals that camouflage at the Shedd aquarium website. In this camouflage lesson, students recognize that there are different types of camouflage, cryptic coloring, counter-shading, warning coloration and mimicry. Students...
Teach Engineering
Energy on a Roller Coaster
Roll with your class into the idea of conservation of energy. Pupils use a roller coaster track to collect data to reinforce the concept of conservation of energy and the influence of friction. Class members then create a graph from...
Curated OER
Similarity and Congruence
Students determine that two figures are similar or congruent by
investigating figures that are similar and figures that are congruent. They prove that two figures are similar or congruent by using definitions,
postulates, and theorems.
Curated OER
Incident
Young scholars gain insight into human behavior from the study of literature. They read a poem and respond by creating a poem of their own. After a lecture/demo, students utilize a worksheet imbedded in this plan to help them compose an...
Curated OER
Similarity and Congruence
High schoolers explore the concept of similarity and congruence. In this similarity and congruence lesson, students cut out strips of paper and form a triangle. High schoolers try to prove that their triangles are congruent using the SSS...
Curated OER
Similarity and Congruence
Students explore the concept of similarity and congruence. In this similarity and congruence lesson plan, students identify and verify whether or not two figures are similar, congruent, or neither. Students use postulates and theorems...