Posts by Greg

Invasive plants are plants that are not native to a particular area and that can cause harm to the environment, the economy, or human health. In Arizona, there are many invasive plants, including...

Book Do you love spending time coloring in your spare time? If so, you'll love Cross Stitch - Color by Number & Letter Coloring Book! This coloring book is filled with intricate cross stitch designs...

Biology is the study of life. It is the study of the structure, function, growth, origin, evolution, and distribution of living organisms. It is a vast and complex subject that covers everything from...

Skyland is a block-building game for mobile devices that allows players to explore a procedurally generated world made entirely of blocks. The objective of the game is to gather resources, build a...

Intuition Checker is an app that helps you to develop your intuition. It does this by providing you with a range of exercises and tasks that help you to improve your intuition. Intuition Checker is...

of Music Rudiments of Music is an introductory textbook that covers the basics of music theory. It is designed for students who have little or no prior knowledge of music theory. The textbook is...