The scientific issue of carbon-14 dating and exponential decay gets a statistics-based treatment in this problem. The class starts with a basic investigation of carbon content, but then branches out to questions of accuracy and...

Do you think you know better? Become a scientist and prove it. Scholars review the evidence for two different theories of the origins of the universe. They notice the empirical observations as well as the inferences to determine which is...

Do pilots create appropriate spacing between aircraft by traveling a longer or shorter path? An interactive presents two airplanes that violate safety protocols. Pupils must determine how to change the path of one plane to create...

Dr. Martin Luther King, Jr.'s "Letter from Birmingham Jail" serves as an exemplar for a mini-lesson on semicolons. Working alone or in small groups, class members first circle all the semicolons in the letter, and then consider how this...

Follow a teach, practice, and apply routine to provide extra support with a themed unit created by Houghton Mifflin. Topics include compound words, noting details, action verbs, suffixes, compare, and contrast, verbs, fantasy,...

A fabulous plan on teaching basic concepts of measurement to young learners. Pupils use nonstandard units to measure length, practice using a ruler and a yardstick, compare the length of two objects, and perform estimations of length....

Groups plan their escape carefully. Three three-tiered puzzles help a story character escape their situation, each involving integer sequences, transformations, and geometric constructions. The teacher resource includes...

Practice makes perfect when it comes to reading fluency! Walk your emerging readers through a familiar passage, slowly pointing to each word to keep every learner with you. While looking at a projected passage, scholars read one word at...

Put together an English language arts unit on the six traits of writing with this helpful collection of resources. From fun songs to differentiated writing exercises reinforcing each of the traits, great ideas are provided for...

Can we model how large the solar system really is? Attempt an astronomical feat with a hands-on-activity that uses a roll of toilet paper. Young scientists measure the distances of the planets from the sun to create a scale model of...