Learners measure the length and width of various sizes of envelopes. After comparing the envelopes, they explore the ratios, percentages, and rates. Students discuss postal rates and compare the cost of mailing items, delivery times, and...

A variety of activities take scholars outside the classroom to explore shapes, symmetry, measurement, patterns, sorting, and time in nature. Learners participate individually, and in teams, to measure found objects, go on a...

Here is a problem-solving lesson that has learners take the role of a packaging expert to design an inexpensive means of packaging a potato chip. It could benefit from having more specific detail about the lesson itself, but it does make...

Students investigate the environmental concepts covered while playing the game of Eco Fluxx. They focus upon the supply of water found in aquifers and define how they are connected to the environment. Students discuss the playing of the...