For this science worksheet, students use basic scientific concepts to complete the series of puzzles that are intended to increase science literacy and focusing upon plate tectonics.

Students explain how the earth makes fossils and how dinosaur remains become fossils. In this Bringing Dinosaurs Back to Life instructional activity, students solve paleo-puzzles which ask students to solve problems as if they were...

In this electrical circuit worksheet, learners answer a series of 4 open-ended questions with schematics about audio control in stereos. This worksheet can be printed and the answers are available on-line.

In this physics worksheet, students construct an electric circuit based on specific requirements. They complete 48 short answer questions related to the circuit.

In this electrical circuit learning exercise, students answer a series of 11 open-ended questions about BJT amplifiers and how to troubleshoot these circuits. This learning exercise is printable and the answers are revealed online.

In this physics worksheet, students design and build an electrical circuit using LED as a light source. They complete 2 short answer questions about their design.

In this physics worksheet, students answer 4 short answer questions on protective relay circuits. They explain how differential relay works.

In this physics worksheet, students solve and write short answers to 15 questions on segment decoder circuits. They interpret and analyze schematic diagrams and answer questions that follow.

Middle schoolers explore shipwrecks. In this forensic lesson, students watch a video about a shipwreck and how scientist use forensics to answer questions about the ship. They research and report about a shipwreck from the teacher's...

Students as a class create a fountain using both coke soda, and mentos candy. For this science lesson, students test which combination of coke and mentos products produce the tallest fountain. Students use the scientific method to track...

Students are asked to recount their greatest hopes and fears concerning DNA. One article states how worthwhile gene manipulation in plants can be. Classroom discussions arise after reading one article on this issue.

Students read a text about blood groups and answer such questions as what, where and why regarding a scientific discovery. They complete vocabulary worksheets, comprehension exercises and utilize problem solving skills to decide who...

Students use a mathematical simulation of genetic drift to answer questions about the factors that influence this evolutionary process. They run a series of simulations varying allele frequency and population size and then analyze their...

Students share ideas about how scientists know about dinosaurs, then read a news article about the recently found remains of a hadrosaur. In this dinosaur lesson plan, the teacher introduces the article with a class discussion and...

Learners participate in a pre-reading activity, then read a news article about the breeding of transparent frogs. In this biology and current events lesson, the teacher introduces the article with a question and a vocabulary activity,...

Students read a story called Irwin's Death Draws Attention to Stingrays and answer vocabulary and comprehension questions about it. In this stingray lesson plan, student respond to literature by answering questions, recalling details,...

In this scientific method learning exercise, students answer questions about the various steps of the scientific method. They distinguish between the variables in an experiment and between a hypothesis and a theory.

Fourth graders explore properties of bubbles. In this lesson about bubbles, 4th graders perform an experiment. Students analyze the properties of bubble making substances and surface tension. Students create a square bubble. Students...

Eighth graders investigate polymers and their structures. In this polymers lesson, 8th graders perform 6 activities to learn about polymers and their molecular structure. They categorize a bag of items as polymers and non-polymers based...

Students experiment with electricity to understand lightning. For this lightning lesson, students show how static electricity causes lightning. Students discuss questions about their experiment and gather important facts. Students...

In this circuits instructional activity, students answer eight questions about different types of circuits, grounding cables to reduce electric shock, circuit breakers and locking and tagging a disconnect device.

In this ohmmeter activity, learners are given ten questions about circuits and and the resistance in those circuits. They explain how an ohmmeter is used and answer questions about different wire systems and their resistance.

In this voltage learning exercise, students answer ten questions about RMS amplitude, DC power sources, AC alternators and the measurements used for voltage in power lines.

In this electrical worksheet, students interpret schematics to answer a series of 31 questions about mixed frequency signals. This worksheet is printable and the answers are available on-line.