Explore an interactive periodic table with element details and properties. Play an educational game hosted by David Pogue. Watch the full program "Hunting the " for in-depth explanations of element behavior and applications.
by Public Broadcasting Service★ 4.1255 ratingsEducationFreeData updated 2026-09-08
Solve problems with step-by-step explanations. Balance equations and identify reaction types. Scan and interpret chemical formulas. Access periodic table and reaction examples. Track progress and review past solutions.
Teaches children logic, attention, and vocabulary through interactive puzzles. Features include English voice pronunciation, everyday objects in early levels, and basic transport elements in advanced levels.
Play bingo with whimsical themes and animated characters. Select numbers, mark cards, and win prizes. Customize cards with images and text. Share scores with friends. Access bonus rounds and special events.
Learn rules and strategies through structured lessons. Practice with 500 examples and 700 exercises. Track progress through levels to player. Study openings, middle game, and endgame techniques.
Access the full with detailed explanations of Bible passages. Search for specific verses, view historical and theological insights, and share notes with others. No subscription or login required.
Play logic puzzles, card , and reflex-based . Manage libraries, download titles, and organize favorites. Track progress, set goals, and sync achievements across devices. Share scores and compete with friends.
Play an idle RPG where you set up mousetraps with unique elements and powerups. Catch mice passively every hour or join friends for cooperative hunting. Customize traps with magical cheese from global locations.
Link elements to collect points and clear the board. Merge red, blue, and green items to score. Tap to connect elements and remove them. Game ends when the board is full. Track progress and maintain balance between element types.
Play by arranging and combining blocks to create humorous and original designs. Unlock new levels regularly. Compete with friends through shared challenges. Earn rewards for completing levels and sharing creations.