Young mathematicians construct their own understanding of integers with an inquiry-based math lesson. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as...

Deepen the fractional number sense of young learners with this introductory activity on equivalent fractions. After completing a short warm-up activity, children go on to work in pairs using fraction circles to complete a table of...

How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.