Five pages take biologists on a generalized survey of the origin of life. Queries are made regarding theories of how life developed, ancient Earth conditions, and the ever-changing field of taxonomy. The experiments of different...

In this origin of life worksheet, pupils write answers to five questions. They describe characteristics of the first life forms and how scientists believe oxygen accumulated in the Earth's atmosphere.

In this origin of life activity, students will review the different theories on how life originated on the Earth including the experiments conducted by Louis Pastuer, Francesco Redi, and Miller and Urey. Students will complete 14 fill in...

How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.

In this ecosystem worksheet, students complete 6 short answer questions and complete 10 word puzzles about marine and land ecosystems.

Visit the Magic Treehouse and take your class on a trip through time with a reading of the children's book Mummies in the Morning. Using the story to spark an investigation into Egyptian culture, this literature unit engages...

In this life characteristics worksheet, learners answer 16 questions about living things, Redi's experiment, basic needs, growth and development.

In this Earth's history worksheet, students will complete 5 true or false questions based on the early history of the Earth. Students will match 7 fossil vocabulary words to their definitions. Students will complete 4 short answer...

In this evolution worksheet, students will complete a table by writing in the era and biological event based on 4 different time periods of Earth's history. Students will answer 8 fill in the blank questions based on the different origin...

Did the image I drew match the image you saw? By simulating a satellite and a ground station, teams of two transmit data in the form of pixels in order to recreate an image. They use four different levels of brightness, creating slightly...

If your class is learning about Native American culture or life, a vocabulary sheet might come in handy. There are 12 terms, each with a full definition included. Terms include buffalo, tepee, hogan, wampum, prairie, tribe, myth,...

Turn aluminum cans into pickles! An engaging experiment has learners chemically change aluminum into a substance with many purposes including the manufacture of pickles. After performing the chemical conversion, the experimenters verify...

In this mammals worksheet, high schoolers compare and contrast the three types of mammals: placental, marsupial, and monotreme. This worksheet has 4 short answer, 12 matching, and 8 fill in the blank questions.

What occurs following a natural disaster? High schoolers research this question and others as they investigate natural succession after a disaster. First, as they differentiate between primary and secondary succession, they explain...

Diagrams of possible fungi life cycles are printed on the worksheet for biology pupils to evaluate. Short-answer questions ask them to explain what a fungus is, how it obtains food, and what would happen if they ceased to exist. The...

Ancient Hebrew history comes to life through this online western civilizations tool, which follows history in detail from ancient origins to modern-day. Chapter two covers ancient eastern cultures, including beginnings of Hebrew...

While there are a few aspects of this activity missing, it can absolutely be useful and suit your African religions study. A activity is split into 3 parts: "before you read," "while you read," and "after you read." There is a chart...

In this classification worksheet, students complete a chart listing the characteristics of each of six kingdoms. They write definitions for three terms.

In this algal blooms worksheet, students order the stages of a red tide. They answer two short answer questions. Students define three terms relating to algal blooms.

In this fossils worksheet, learners review the different types of fossils including index and trace fossils. This worksheet has 6 matching and 9 true or false questions.

In this fossil worksheet, students match six terms with their definitions about types of fossils and they circle the proper term to make nine statements true about preservation of fossils.

In this using the internet worksheet, students search several websites to review information about the heart, human senses, the solar system, and planets. Students also read information about the rock cycle and answer provided questions.

In this Darwin Day worksheet, students read or listen to a tape passage about Charles Darwin, then match phrases, fill in the blanks, choose words, unscramble words and sentences, put sentences in order, write discussion questions and...

In this deep ocean worksheet, students answer twenty questions after watching a video about the species that live in the deep ocean. Topics include jelly fish, hatchet fish, anglers, tubeworms, sea urchins, and plants that grow in deep...