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National Security Agency
Time After Time
Save those precious minutes and hours spent planning math lessons with this mini-unit on telling time. Offering a series of engaging hands-on and collaborative learning activities, these three lessons teach children how to read...
E-learning for Kids
E Learning for Kids: Math: Halloween: Addition and Time
On this interactive site students practice with both simple addition and time. At the end of the lesson students will be able to use the term "one minute" to describe time and create and solve simple addition stories in similar contexts.