Craig E. Blohm

"Russia's invasion was not unexpected. For months, President Vladimir Putin had been amassing his military along the Russian-Ukrainian border. By February, 190,000 troops stood ready to invade. For Putin, giving that command would be the first step in his long-sought goal of bringing Ukraine back under Russian influence. Ukrainians are fiercely loyal to their president and their country, and have shown remarkable courage in opposing the Russian invasion....

Presents information and advice for teens about how to budget and use money wisely, covering credit and debit cards and loans.

"OCD is a mental illness that affects about one in forty adults and one in one hundred children in the United States. The disorder exhibits two major aspects which give it its name: obsessions, which are recurring unwanted thoughts, urges, or mental images that cause a person anxiety and distress; and compulsions, repetitive behaviors that a person feels compelled to perform. OCD sufferers experience obsessions, compulsions, or both at the same time,...

"The struggle against racism takes many forms: statues of Confederate heroes have been removed, Confederate-named schools have been renamed, and efforts to help minorities vote have been made. But despite these accomplishments in confronting racism, there is more work to be done. Removing statues and changing names are outward demonstrations of the fight against racism, but in the end, change must begin in the hearts of all Americans"--

3D printing is revolutionizing health care. 3D printers are now used to make low-cost prostheses, replace diseased organs, produce new pharmaceuticals, and create models to guide surgeons through difficult operations. This cutting-edge technology has the potential to make health care more affordable, more personalized, and more available to people around the world.