Learners construct their understanding of measurement and dimensions in this step-by-step approach that begins with an all group vocabulary introduction, consisting of measuring objects and dialoging using measurement vocabulary....

Middle schoolers redesign their school to make it more energy efficient, and create a model of their design. Learners get together in groups of 5, and they take on the task of making their school more energy efficient. To do this, they...

Taking a guided tour through the White House would require extensive travel costs and an armed security escort—but a virtual tour only requires an Internet connection! A few clicks bring users through the historical corridors and rooms...