Tracy Nelson Maurer Libri

Learn all about the R8 by Audi. Discover fascinating facts and specs, from high-performance parts to sleek designs and unique details.

Mike Trout is a standout MLB outfielder. Learn about his childhood and his rise to becoming a baseball superstar.

An earthquake shakes a snow-covered mountain. The fresh snow slides down. It's an avalanche!

Water rushes out to sea out of nowhere. Suddenly, huge waves come crashing inland. It's a tsunami!

Wind blows dry, tall grass. A storm brews. Lightning strikes the ground, and soon, flames spread across the grassland. It's a wildfire!

Go-karts are small, but these little race cars are packed with a lot of speed and power. With lightning-quick speed and tight turns, go-kart races can be just as thrilling as any featuring regular race cars. Jump in and take a look at go-karts, how they work, and the races they compete in.

Learn all about the S-Class by Mercedes-Benz. Discover fascinating facts and specs, from high-performance parts to sleek designs and unique details.

Learn all about the Continental GT by Bentley. Discover fascinating facts and specs, from high-performance parts to sleek designs and unique details.

Learn all about the Escalade by Cadillac. Discover fascinating facts and specs, from high-performance parts to sleek designs and unique details.

From purebred racing trucks to monster trucks and semitrucks, these larger than life machines can really put on a show. Their size doesn't keep them from reaching mind boggling speeds or sailing high over jumps. See for yourself that racing trucks don't purr they roar!