The innovative Radius™ Audio Learning System (including 2 CD Card sets - $80 in Retail Value) incorporates the benefits of interactive audio CDs with advanced card reading capabilities to create a whole new teaching platform! By using Radius™ Card Sets and their content-rich CDs, students now have the capability to learn a diverse number of subjects through varied lesson patterns and engaging, but simple, hands-on interaction. Intuitive system is ideal for self-directed learning: students insert a CD, scan an Activity Card and listen to the instructions. Content-rich interactive lessons are supported by sound, LCD images and Activity Card text. Audio recording feature allows students to record and play back up to two minutes of their own speech. Students are guided through multiple levels of learning via step-by-step instructions. The colorful, double-sided cards provide a vast array of activities that are sure to engage and amaze learners of all ages. Radius™ CDs provide a much greater capacity for content than other card-based systems and an interactive, audio recording feature allows students to immediately hear up to two minutes of their responses at the touch of a button. The large, easy-to-read LCD screen provides visual reinforcement. Designed for individual learning or groups of up to four students, Radius™ Audio Learning System covers an expansive range of subjects that will enhance and extend learning in any classroom. The system plays Radius™ CDs or any standard audio CD and features four headphone jacks, two speaker jacks, and comes with a protective carrying case and power adapter. 11" x 8" x 4". CD Cards sets sold seperately in related products: Radius® CD Card Set: Reading Fluency ages 6-8; Alphabet Awareness ages 4-6; Rhyming Word Families ages 5-7; Reading Comprehension ages 5-7 *NOTE: This is an assistive technology product. Aligned with Put Reading First, Title I and Title III of No Child Left Behind.