VR Science Lab vs WazaDeck

Dive into Professor Maxwell's virtual lab to explore the wonders of science through 25 fun experiments that come alive in augmented and virtual reality! Learn key scientific principles including chemical reactions, sound waves and acidity with integrated AR and VR. Then get hands on with favorite experiments including erupting a volcano, using lemons to light up an LED, making gooey slime and more, all in Professor Maxwell's VR Science Lab! To activate the experiences, simply download the app and hold your phone over the book included in the kit to see Professor Maxwell come to life!

WazaDeck is the fastest way to learn and memorize Judo techniques. Built on the official Nage-Waza and Katame-Waza classification, WazaDeck turns technique study into a tight, repeatable flashcard game — so names, families, and categories actually stick. FEATURES • Flashcard quiz — see a technique, recall its name, family, and category, with immediate feedback on every card. • Learn from misses — wrong answers reveal the correct technique and where it belongs, turning mistakes into memory. • Technique library — browse the full catalog of Judo throws and grappling techniques, organized by official family. • Track your progress — build daily streaks and watch your stats climb. • Leaderboard — see how you rank against other judoka. • English & Portuguese — study in either language. Whether you're prepping for a belt exam or sharpening your knowledge for the mat, WazaDeck keeps study fast, focused, and effective.