Children discover and review the parts of a flower and what they do as they complete this botany-themed crossword puzzle.

Where is the liver located? Using the diagram as a reference, kids cut out the different parts of the liver from this worksheet and piece them together.

Budding botanists can master the different parts of a seed with this helpful diagram!

Students demonstrate their knowledge of the structure of animal cells in this middle grades life science worksheet!

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

Learning about the functions of plant parts doesn’t have to be puzzling! Review the parts of a plant with this crossword for first and second graders.

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

Find out all about the different parts of the eyes and how they work together to make vision possible.

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

Learn more about the bones in your body and just how important they are with this reading sheet and diagram, all in one.

Learn the ins and outs of one of the body's most important organs: the heart!

This Louis Pasteur biography goes over his accomplishments, and includes a bacteria-based science activity at the end!

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

See if you can name each part of a microscope in this informative middle-grade worksheet!

This worksheet gives your fifth grader some skeleton know-how, as she fills in the diagram with the bones from the wrist to the fingertips.

Study ecosystem changes with this drought-focused worksheet for fourth and fifth graders!

Learn about biodiversity and its impact on an ecosystem’s stability with this informative middle-grade worksheet.

Investigate the practice of deforestation in a real-world context with this two-page environmental science worksheet.