Young adventurers embark on a journey, setting sail along the blue ocean with Christopher Columbus. Teachers will find that this unit makes their lesson planning smooth sailing!

First graders plan a trip for Christopher Columbus. They use their math skills to construct a ship for Columbus' voyage. They show their ship and calculations to their classmates and build graphs to show the amount of supplies needed to...

Students round out their math skills with these ‘round the world' ideas. In this math and geography lesson, students try out time zone sticks, a polar race, and tic-tac-globe to engage them in learning more about globes and the...