Pick your
brain·venture
Seventeen hand-picked games to crack logic puzzles, solve school word problems, build numbers, sharpen math, master the clock, and travel the world — all from one cozy arcade.
★ ✦ ●The Lineup
Skyscrapers
Build a city where every row and column has one tower of each height. The numbers around the edge tell you how many towers you can see from there — taller ones hide shorter ones. Reason it out, no guessing!
Professor Grumble's Dark Bag
A villain teacher pulls pencils from his bag in the dark. How many must he take to be sure? Think of the unluckiest case and beat him through 20 levels, from easy to super hard. English with Russian or Kazakh support.
+132?
Our School Stage
20 word problems from around our school. Find WHO and WHAT is in the story, act it out on stage with your partner using your hands on camera, then add or subtract within 1000 in columns. EN · RU · KZ.
Our School Stage 2
20 new stories set around our school, with new characters. The stories are in English only: tap any word to see it in Russian or Kazakh. Find WHO and WHAT, act it out with your partner, spot the key words for + and −, then solve in columns.
Open a Ten!
Tap a ten to open it into 10 ones, or close 10 ones into a ten. Check your friend's answers, un-group hundreds, find the missing part. Five levels with a PYP reflection at the end.
+276?
Pet Hatchery
Pick a dragon, phoenix, tiger, golem, pegasus or eagle egg and add within 1000 to raise it. Every answer grows your pet; every 6 unlock a new stage. Animated examples in EN · RU · KZ.
−157?
Pet Hatchery: Subtraction
Raise a rainbow dragon, yeti, capybara, peacock, horse or crane by subtracting within 1000. Rename tens and hundreds (even across zeros), spot a friend's mistake, solve word problems. Animated examples in EN · RU · KZ.
−257?
Break the Blocks
Build 541 − 257 with base-ten blocks, break a ten or a hundred when there are not enough, then smash the blocks you take away. Earn bones to feed and play with Lucky the puppy. EN · RU · KZ.
−158?
Column Blocks
Type your own 3-digit subtraction. Drag a hundred into the tens or a ten into the ones to break it, then move blocks onto the second number to take them away. Write how many are left. RU.
Guess My Number
A secret number hides between 100 and 900. Every guess shrinks the number line — higher or lower? Use hundreds and tens to trap it fast.
Find the End Time
Given the start time and duration, move the minute hand clockwise (+) to find when it ends. Unlock Minecraft puzzle pieces!
Find the Start Time
Given the end time and duration, move the minute hand anticlockwise (−) to find when it began. Trickier — but rewarding!
Mixed Time Challenge
Forward or backward? Read each problem and decide which way to turn the hand. The ultimate reading-meets-math test.
Time Adventures
Read clocks, hear the chime, watch the light. A multi-sense journey through hours and minutes.
Division Adventure
Crack division problems across colorful stages. Earn streaks, level up, become a division wizard.
Olympic Division
Group the athletes, color the squares, win the medal. Division meets the world's biggest stage.
Math Travel Adventure
Solve equations to fly across continents. Each correct answer unlocks the next destination on your map.
Задания · Final Round
8th FEMO International Olympiad — финальный тур, 2 класс. 10 задач (русский язык). Открой PDF, реши и проверь себя в пятницу!
Решения задач
Решение задач будет опубликовано в пятницу вечером. А пока — попробуй решить сам! 💪
Made for curious minds ★ Brainplay Arcade ★ 2026