Here is a fine biology lesson that introduces youngsters to reptiles. They study their feeding habits, their habitats, and the adaptations they must make to survive in their environments. The outstanding lesson includes two excellent...

Flip, turn, and slide about the coordinate plane. Pupils define the rigid motions and experiment with them before determining the relationships of the slopes of parallel and perpendicular lines. The sixth unit in a nine-part series...

No need to change anything about the resource. The first of eight modules in the MVP Geometry unit focuses on transformations in the coordinate plane. It connects translations, rotations, and reflections to congruence, symmetry, and...