In this representing text in a timeline worksheet, students interactively answer 10 multiple choice questions about timelines then click to check their answers.

Third graders discuss the ways in which human interaction with the environment and production of waste products contribute to pollution. Through a pollution demonstration, they explain how various groups of plants and animals can be...

Students investigate how geometry can be used in the field of fitness and physical performance. They view a video that demonstrates how doctors and therapists mention geometry as they treat sports-related injuries.

Students manipulate a variety of materials and computer applets in order to explore area and the units used to measure it.

Pupils observe the axis of a graph on the board and add the title and axis labels. They plot two points on the graph and join the two with a line and work to describe the story in each of the graphs.

Fourth graders play a game clarifying when a game is "fair". They play in pairs stressing that the idea that they work out a winning strategy for the first player. They look for patterns to suggest that they start with a smaller number...

Students explore the size of our Universe by understanding how long it takes to travel around from object to object in it - even if you travel at the speed of light! In making our exploration, we will examine ways of measuring distance,...

Pupils watch a movie, and answer teacher created questions in order to explore the brain.

Students learn why and how to make decisions.

Students brainstorm to decide the best way to mark off square areas (that they will later study) that are smaller than one meter. They compare the suitability of different designs and create "mini-square markers." Finally, they test...

Middle schoolers use a variety of strategies to figure out the cost of baseball tickets. They use a combination chart, notebook notation, etc. to find the cost of their family to attend a Cardinal's game in St. Louis.

First graders draw pictures of decisions they make.

Young scholars brainstorm on the different innovation in their lives today. In this technology activity, students research one innovation and prepare a speech to convince their classmate to name it the "Innovation of our Generation."...

Second graders investigate rice or gohan as it's called in Japan in a couple of experiments. They tally the results.

Students practice fluency as well as story-writing skills. They work together to prepare and write their stories. Students are told that they are going to write a story entitled 'A Wonderful Day' and that they are going to be the...

Students explore the decision-making process. In this citizenship lesson, students read the book, A Hill Too High to Climb and discuss the decisions the characters had to make in the story. Students discuss how the characters' actions...

Third graders write a petition to a school figure, get signatures from other students, share the petition with the appropriate authority, and then work as leaders to carry out the group's solution.

Students examine the major changes Qin accomplished as emperor. They look at his steps to unify China, create a money standard, measurement standards, and a system of bureaucracy.

Students explore the similarities and differences in human beings. They consider that all students are special, and appreciate everyone's similarities and differences.

Students construct clay boats and predict whether the boats will sink or float. Students will hypothesize what caused the boats to sink or float.

Eighth graders discover the difference between extinct and endangered animals and discuss the reasons why this has occured. They identify threatened and endangered animals living in their local area as well.

Students design and draw circuits with batteries, small light bulbs and common household conductors. They build and test the circuit then modify it so someone who couldn't use their hands could turn the circuit on and off.

Students identify objects that are the same shape and size. They compare and contrast attributes of two-and three-dimensional objects using appropriate vocabulary. Pupils justify an extension of a geometric pattern to explain what was...

Sixth graders explore and discuss how several electrical devices work and what energy conversions occur in each device. They connect a zinc strip to a copper strip with alligator clips and wire, immersing each strip in lemon and check...