Lunar and Planetary Institute
Oreo Moon Phases
Learning about the moon has never tasted delicious! Using the popular Oreo cookie as a model, young scientists carve out the cream filling to represent the different phases of the moon.
Curated OER
Measuring Perimeter
Have your class practice measuring the perimeter of various objects using this resource. Fifth graders place various-sized polygons in order (from largest to smallest). They use non-standard measuring tools to estimate the distance...