Scan and send documents securely without cloud storage. Encrypt files with passwords and delete them after sending. Create custom sections for names and recipients. Manage document transfers locally with no backups or copies retained.
Teaches arithmetic using a double-sided . Recognizes quantities through subitizing and visual strategies. Supports learning by grouping numbers in fives and tens. Enables trading up to thousands. Includes lessons for mathematical facts.
Perform arithmetic, logical, and memory operations. Calculate modulo, bit shifts, and bitwise functions. Save and load values. Switch number bases and modes via device rotation or screen edges.
Performs arithmetic operations including addition, subtraction, multiplication, and division. Displays full calculation formulas for error detection. Includes standard functions comparable to commercial calculators.
