Concord Consortium
Leap Years and Calendars
How many birthdays do leap year babies have in a lifetime? Learners explore the question among others in a lesson focused on different calendar systems. Given explanations of the Julian, Gregorian, and Martian calendars, individuals use...
K5 Learning
Miss Mitchell's Comet
Maria Mitchell discovered a comet, became the first female astronomer in the United States, and even has a crater on the moon named after her! Learn more about her passion for the stars with an informative reading passage, followed by...
Curated OER
Benjamin Franklin: the Scientist / Inventor
In this Ben Franklin worksheet, students read a five paragraph text about the accomplishments of the famous inventor. Students answer two essay questions. Part of the worksheet appears to be missing as the questions are numbered #3 and #4.