Kravetz, Jonathan

Presents a short study about simple machines and includes graphic organizers that describe how a screwdriver works, levers, wheel and axles, pulleys, gears, and inclined planes and wedges.

This book introduces cockroaches, describing their physical characteristics, eating habits, life cycle, and reproduction.

This book introduces locusts, describing their physical characteristics, eating habits, life cycle, and reproduction.

Presents a short study about energy and includes graphic organizers that describe how energy is captured, circuits, what a barrel of oil contains, nuclear fission, dams, and wind power.

This book introduces ticks, describing their physical characteristics, eating habits, life cycle, and reproduction.

This book introduces mosquitoes, describing their physical characteristics, eating habits, life cycle, and reproduction.

Offers advice to kids on how to deal with bullies, explaining what bullying is and how it makes people feel, describing types of bullies, and discussing what a child can do if he or a friend is being bullied, and how to change a bully's behavior.

An introduction to stink bugs, explaining what they look like, what they eat and what eats them, their life cycles, and mating habits, and discussing why stink bugs are so reviled and what people do to fight them.

Presents a short study of the boll weevil describing how and where they live, how they feed off of the cotton plant, and efforts to eradicate them.

Presents a short study about simple machines and includes graphic organizers that describe how a screwdriver works, levers, wheel and axles, pulleys, gears, and inclined planes and wedges.