Chess Tactics Pro (Puzzles)

4=10

Math Master - Math games

NYT Games: Word, Number, Logic

Little Alchemy 2

Hangman

Nowhere House

Chess Openings Pro

Chess Clock

IQ Dungeon

Reaction training

IdleOn - The Idle RPG

Chess Coach

Minesweeper GO - classic game

Dungeons of Dreadrock

Go

Eureka - Brain Training

Hashi (Bridges)

Chessable - Learn chess online

Chessis: Chess Analysis

Alchemy Merge — Puzzle Game

IQ Test - Cryptex Challenge

Friday the 13th: Killer Puzzle

Train your Brain

Unwanted Experiment

Smarter - Brain Training Games

Little Alchemy

Brain Wars

That Level Again

Minesweeper for Android