It seems they're everywhere. But scientists believe bees are at risk of survival. What has put bees at risk and should we care? Imagine a world without these important pollinators and you'll see a world with fewer and fewer critical food sources.
It may be a parent's dream, but imagine life without the internet or world wide web. Would airlines be able to fly? Would our nation's security be at risk? What can be done to safeguard the internet?
A forest is unlike any other biome on Earth. There are many life cycles found within a forest. Learn about the energy pyramid that explains the numbers of forest plants and animals. Learn about threats to these lively forests and how they thrive and survive!
A pond may seem quiet and subdued, but this unique ecosystem is filled with active life cycles. Students learn what distinguishes a pond from other bodies of water, the plant and animal life within it, and how their life cycles contribute to the pond itself.
Readers learn all about tropical and temperate rainforests and the differences between these two unique biomes. Rainforests are filled with wonder and mystery, from the tall trees in the canopy to the dark and damp leaves on the forest floor. The plants and animals that inhabit these rainforests are varied and exotic. They depend on the rainforest, as does the rest of the world.
Oceans cover 70 percent of the Earth's surface, providing students with a variety of plant and animal life to learn about. An ocean biome includes the saltwater below the waves and everything on, above, and near the surface. Students will also learn about the beach, tides, cliffs, bays, coastlines, coral reefs, and tide pools.
Readers will be amazed to discover that every time they climb onto bicycles and ride like the wind, they are defying gravity! This book explains the physics and history behind bicycles, skateboards, and surfboards. Readers learn what happens from the simplest movement of rolling forward to more complex tricks and stunts of jumping and spinning. Readers will never look at bikes, skateboards or surfboards the same way again.