Zoe and RJ are trying to photograph an egret on a lake, but they are having trouble with the lighting. Reflection, refraction, and absorption are explored through their thoughtful dialogue so that your physical scientists are illuminated...

Build numbers with place value to save the day. Pupils use the keyboard to control the digits in the hundredths through hundreds place to create target numbers to destroy shadows. As participants build the numbers, a number line shows...

[Free Registration/Login Required] Using ten frames and number sentences, students will practice decomposing numbers into tens and ones.

This learning game focuses on adding tens and ones to fill candy orders and deliver them.

Students use pattern shapes to explore geometry and fractions, creating their own designs, or filling in outlines. As they work with the shapes students explore geometric relationships, think about angles, investigate symmetry, and...

This computer tool allows students to compose and decompose shapes by making cuts and rearranging the pieces. The tool has an exploration section for learning exercises.

In this interactive students click on one of the black statues to break them down into shapes; then they reconstruct the statue by putting the puzzle pieces together, which shows the animal that it represents and replaces the statues...

Build a train by dragging shapes into a rectangle. Choose your level from easy (outline of shapes given) to hard (no outline of shapes).