School District of Palm Beach County
Egyptian Hieroglyphs
Humans have been developing number systems for thousands of years, and while they can be very different from one another, they can also share surprising similarities. Take your young mathematicians on a journey through the history...
Curated OER
Lessons for Atlatl Users with Some Experience-Grade 5
Fifth graders throw darts, collecting data for distance traveled. For this data analysis lesson, 5th graders throw a dart using an atlatl. They calculate the speed for each throw and determine the best dart length for distance throws.