Prepare to dive into the exciting world of 4th grade science, where curiosity meets discovery! This quiz will test your knowledge of fundamental concepts that young learners master, from the mechanics of Ferris wheels to the wonders of the human body and the Earth’s cycles. Can you recall how many days it takes for our planet to orbit the sun or identify the organ that teams up with your heart to deliver oxygen? With 40 questions covering topics like biology, physics, and earth science, this challenge is designed to spark your inner scientist. Don’t be fooled by the grade level—these questions pack a punch! Only a true science whiz can claim victory. Are you ready to prove you’ve got the smarts to outshine a 4th grader?