Insects have been around for over 400 million years! These incredible creatures are as varied as they are small - from those with 6 legs to those with 1,000. Learn about how they work and how they live. Then, switch to another edition of Mad for Science to learn about organic chemistry and the fundamental building blocks of all living beings. Each book contains 56 packed pages of games and activities, including instructions for executing your own, easy-to-do experiments with household items! Ages 6-7