TEACHING: Learn measurement at your own pace in a world filled with rare dragons. Explore the Dragon Reserve to complete your Dragon Guidebook. Measure and care for your dragons, earn their trust and watch them grow! Learn new skills or get more practice: Using non-standard units to measure, using a ruler to measure (inches & centimeters), estimating length, & counting. SKILLS LEARNED: Studies show that active learning can boost critical thinking skills, information retention, motivation and interpersonal skills. By incorporating physical game pieces, Osmo ensures kids learn measurement & estimation by doing. As a bonus, you'll get access to free games that teach addition, comparisons, equations and place value. AGE & CAPABILITY: Ages 6-8 (1st & 2nd grades). Games are designed for beginner to expert levels. WHAT'S IN THE BOX: 1 Dragon Guidebook, 2 Rulers - Inches & Centimeters (standard units of measurement), 62 Food Tokens (non-standard units of measurement tools) & 1 Game App: Math Wizard Secrets of the Dragons. Compatibility For iPad: All iPads except Generation 1-4. The new iPad 10th Gen, iPad Pro 11" (4th Gen), & iPad Pro 12.9" (6th Gen) are not currently compatible; compatibility coming later in 2023. iPad Reflector 2021 required for: iPad Mini 6, iPad Air 4-5, iPad Pro 11-inch & iPad Pro 12.9-inch. The minimum iOS version needed is iOS 11. Compatible Fire Tablets: Fire 7 (9th Gen), Fire HD 8 (8th & 10th Gen), and Fire HD 10 (9th & 11th Gen). Fire Reflector 2021, sold separately, required for the: Fire HD 8 (10th Gen) & Fire HD 10 (11th Gen). The minimum FireOS version needed is 7. Important: Requires an iPad/Fire Tablet and an Osmo Base to play. (Each sold separately) Learn measurement & estimation through hands-on play on a 1st & 2nd grade math adventure! Real-time targeted teaching tips & nudges let kids learn through experimentation and build confidence in a stress-free environment. Self-paced play means kids have time to master a concept before moving on to new material. (No WiFi necessary for game play). Requires an Osmo base and iPad to play (sold separately). Osmo games bring a child's creative imagination to life with hand held pieces. Approved by parents and teachers worldwide, used in over 31,000 classrooms.