Now, this is a clever approach to understanding cell organelles; seven pairs of organelles are listed, and pupils write an explanation of how each pair cooperates to perform certain cell functions. Organelles include the nucleus,...

For this nucleus of an atom worksheet, students answer 19 multiple choice questions about the structure of the atom, radioactive decay, isotopes and half life.

In this nucleus and radioactivity worksheet, students collect class data and the students represent radioactive atoms decaying. They plot their data and answer two questions about the results. They solve seven problems given the...

Get up close and personal with human cells with this lab worksheet. Learners use a microscope to examine their own cheek cells, drawing diagrams of the cells and identifying the parts when they have focused in on a visible specimen....

This quiz just looks neat! It has two cell diagrams for biology class members to label. They also describe the function of each organelle. A prokaryotic and eukaryotic cell are displayed for them to compare, and then they fill in the...

In this atomic theory worksheet, students review the observations that led to the conclusion of the atom having a positively charged nucleus. Students compare atomic number and mass number and explain how the discovery of subatomic...

In this countdown challenge worksheet, learners find the 10 common elements from the human body, earth's crust, and ancient times and color code them. Students fill the atomic number of the elements in a given periodic table.

For this research worksheet, students read the question, "A very small particle that revolves around the nucleus of an atom is called?" They use the library or Internet to find the answer, write the answer on the blue line, write a short...

In this atom worksheet, students review the subatomic particles, the scientists associated with the atomic theory, and the periodic table. This worksheet has 15 matching, 24 fill in the blank, and 11 short answer questions.

In this matter and atoms activity, students will fill in the number of protons, electrons, and neutrons for five different atoms. Then students will fill in the blanks of five statements with words from a word bank. Finally, students...

In this human blood: microviewer worksheet, students answer questions about blood, red blood cells, white blood cells, phagocytosis, blood type B, fibrin, sickle cells, and infected blood. Students also draw quick sketches of a human...

In this cell worksheet, students identify the function of 4 different parts of a cell, complete 4 word connections, and complete a word puzzle about cells.

In this biology activity, students identify and describe a number of easily observable genetic traits and compare the traits they have with other students. Then they identify and describe that some traits are common while others are not...

In this matter worksheet, students will read 11 clues on the topic of the different types of matter and put the answers into a crossword puzzle.

Four diagrams of the atom and their subatomic particles and structures are given here and students should be able to complete the labels need to define the structures shown. The main structures defined are protons, neutrons, electrons,...

In this radioactivity learning exercise, students answer 40 questions about half life, isotopes, radioactive decay, the uses of radioactivity, nuclear equations and the scientists associated with radioactivity.

In this biology instructional activity, students construct a model of a plant or animal cell using edible materials that will remain fresh at least three days. They identify and label each part to include various organelles as listed....

In this cell organelles worksheet, students read the structure and function of different plant and animal cell organelles to determine what organelle is being described. Students write in the 15 organelles into a chart.

For this environment worksheet, young scholars complete a series of multiple-choice and short-answer questions on organisms, reproduction, DNA, and cell division.

In "Nuclear Arthmetic," first-time physical scientists examine atomic structure and the periodic table of elements. The are given the formula, "N = A-Z," in which N is the number of neutrons, A is the atomic mass, and Z is the atomic...

For this atom worksheet, chemists learn how to determine the number of protons, neutrons and electrons in an atom using the atomic mass and atomic number. They complete a chart of the subatomic particles and use marbles to represent...

In this interactive Internet  assignment, physical science investigators answer 11 questions about the atom, the subatomic particles, and atomic structure. They can click on "Reveal Answer" to discover if they are correct. They also...

Lead your young scientists into an exciting world as they participate in a role play and experiment focused on proteins and DNA. After researching the Central Dogma of Biology, individuals or groups participate in a classroom...

In this atom worksheet, learners read about the model of the atom developed by Neils Bohr. Students complete 2 short answer questions based on what they read.