[Free Registration/Login Required] A three-lesson unit on classifying and categorizing through which students learn how to sort items into two and three categories and explain how each group is classified. Finally, students categorize...

This Five E's AMSTI lesson prompts students to pay close attention to the details on each of the four U.S. coins as they learn the coin names. Students watch a video clip about the differences in the coins, sort real coins by attributes,...

This activity will test how quickly students can count objects. The teacher will assemble a variety of groups of objects in a few different forms (examples included). Students will race against the clock to sort the groups of objects...

Students will make their best guesses as to how many marbles are in a bag. After recording 4-5 guesses, the teacher writes the number representing the total on the board, and the students then help sort their guesses into less than,...

By using their deductive reasoning skills, children can help Henry and Avril pack a perfect picnic lunch. This activity will provide them with ways to use clues to solve a problem, group objects based on several attributes, and...

Use this applet to sort shapes according to their properties using Venn diagrams.

The brain teasers at this site test "your ability to recognize groups of common attributes" and "to figure out why the words or letters are grouped as they are." Sort brain teasers according to title, popularity, and difficulty, and...

Collect micrometeorites from space -- remnants of the time when the solar system formed about 4.6 billion years ago. Create a sky dust collector, sort particularate matter according to attributes and identify micrometeorites by their...

Identifying 2D shapes in common objects and sorting according to shapes connects the real world to learning shape names and attributes.

Children can measure with a favorite character to understand the value of standardized units of measure, such as inches and feet. This activity will help them practice measuring and understand comparing the measurements of one item to...

This interactive website offers young students an opportunity to discover the pattern and predict who will come next. Feedback and guidance are given for each response. It also offers three increasingly difficult levels that are available.

This lesson assesses rather students can correctly order numbers. The teacher will ask the student(s) to put pre-made number cards in order from the smallest number to the biggest number or in the order they would say them if they were...

Given a set of numbers, students need to decide where to place another set of numbers so they are ordered from least to greatest. This is a good precursor to greater than/less than. A detailed example is included.

Young scholars will get a chance to move around while practicing number sequences. Teachers will pre-make or buy cards numbered to 100. Give each student a card and have them move around and arrange themselves in sequential order....

This simple lesson plan is designed to have young learners become more familiar with fruit seeds by identifying fruit that contains seeds/no seeds, gathering seeds from fruit, explaining the importance of seeds, explaining that seeds...

Students make a series of geometric drawings of points, obtuse angles, rays, polygons, and the like. Each child is given one but not allowed to show anyone else. The drawing is then taped to the back of the child in front of them. The...

At this site from The Franklin Institute you can practice classifying objects according to physical structure and characteristics.

In this interactive, millionaire-style game, students see groups of three items and select the category that fits each group.

An unusual amulet of the leg of a bull of the sort that was called an "assimilation amulet," which confers on its wearer the attributes of the animal. This amulet provides its possessor with the savage strength, the courage and the...

A key. The key was used in very early times, and was probably introduced into Greece from Egypt; although Eustathius states, that in early times all fastenings were made by chains, and that keys were comparatively of a much later...