Betsy Ross

Many people depend on blue crabs from the Chesapeake Bay for their jobs. But overfishing and changes in the blue crabs' habitats have reduced their numbers. Learn how scientists have stepped in to study these blue beauties so that they can keep a healthy crab population. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process and is...

Provides a simple description of how astronauts aboard a space shuttle perform everyday activities such as eating, drinking, and sleeping.

Juan y su pandilla de verano construyen una barca muy especial, con vida propia: La Gaviota. Los pescadores, llenos de envidia y maldad, intentarán acabar con la extraña barca, que sale a la mar sola, por las noches, y vuelve siempre a la playa al amanecer.

Life on Earth depends on carbon. In fact, about 18.5 percent of a human body's mass is carbon. How carbon is taking in and given off through animals' breathing, the burning of fossil fuels, and more can be shown in the model known as the carbon cycle. Though this concept can be confusing, all readers have a chance to understand this concept through the text and simple diagrams in this book. Both struggling readers and those looking for review can find the most important components and vocabulary of the carbon cycle in low-level, accessible text.