Students identify two factors that determine consumer demand as well as substitutes and complements for selected goods and services. After examining advertisements, they distinguish between fact and opinion and explore the factors that...

In this biology worksheet, students identify and describe the three types of RNA, messenger, transfer, and ribosomal RNA. Then they write the key features of molecules of RNA for each form.

In this RNA and gene expression instructional activity, students match the letter of the description that best matches the term as it relates to gene expression. Students also answer questions as it relates to the process of...

In this protein synthesis worksheet, students answer 14 short answer questions about the process of making proteins from DNA.

In this problem solving strategy worksheet, 6th graders solve a story problem using the strategies of understand, plan, solve, and look back.

In this geometry activity, 10th graders write two-column and paragraph proofs to prove angle pair relationships.  The one page activity contains five problems.  Answers are not included. 

Students use a DNA strand to identify the component parts. They discuss an RNA molecule, protein fragments, and nucleotides. They explore how the order of nucleotides determines the order of amino acids in proteins.

Students visit a web page that gives a brief introduction to two color models and experiment with mixing different color intensities to create different colors. They visit links that give more detailed information on color.

Middle schoolers consider probability problems with unexpected and surprising answers.

Eleventh graders list some tea party protests other than the Boston Tea Party, then state some possible reasons behind the tea protests. They explain the connection between the Boston Tea Party, other tea parties, and events that...

Eleventh graders read the words and listen to the voices of some central participants in the debate over the League of Nations.

Students discover what they need to know about DNA chips. They extend this knowledge to analyze gene expression data to diagnose two kinds of leukemia.

Students explore issues surrounding DNA microarray technology. They focus on a single area of biomedical research to help them explain how science, people, ethics, and history all fit together. They analyze gene-expression data.

Students discover the effects of color.

Middle schoolers examine Vincent van Gogh's self-portraits and letters. They consider how first-person art forms aid the process of self-discovery. They produce a Van Gogh-style self-portrait and write a letter describing it

Students examine Keith Haring's work. They create posters influenced by Haring that aim to inspire awareness and change.

High schoolers explain one artist's approach to the Impressionist's use of art elements and design principles. They create an Impressionistic painting that contains two figures.

Fifth graders explore the abstract form of drawing of Paul Klee. They create a drawing of an animal using contour line in the same style.

Pupils, in groups, consider a scenario in which some structure of a cell has been changed. They explore how structural change affects the function of a cell and create a visual aid to illustrate their observations.

Students explore DNA structure using materials such as Twizzlers, small colored gumdrops and/or toothpicks.

Students explain the importance and function of enzymes. They compare and contrast the processes of DNA replication and polymerase chain reactions. They practice using new vocabulary as well.

Young scholars examine the functions of mRNA, rRNA and tRNA. They explain the steps in the protein synthesis process. They practice using new vocabulary as well.

Fifth graders examine significant events in fur trade history. In small groups, they conduct research, develop and write a script, and create a videotaped "Heritage Moment."

Students create an animal in the tradition of medieval animal combinations. They choose components from various animals and design a new animal from those parts. Students draw their animal with careful attention to surrounding...