Chris and Martin Kratt--the Wild Kratts--explore the worlds of creatures as big as elephants and whales and as small as ants and tardigrades that use their size as an awesome creature power that helps them survives in very different environments. 4 to 6 year-old fans of the Wild Kratts TV series will love this information-packed Step 2 Step into Reading leveled reader that also helps them learn to read.

Step 2 readers use basic vocabulary and short sentences to tell simple stories. For children who recognize familiar words and can sound out new words with help.