# ^E}{pressi()n\$ Alternatives

^E}{pressi()n\$ is described as 'The best way to learn Regular Expressions is to play with combinations. Our game introduces the parts, then challenges your ability to put them together' and is an website in the Development category. There are more than 10 alternatives to ^E}{pressi()n\$, not only websites but also apps for a variety of platforms, including Android, Android Tablet, iPhone and iPad. The best alternative is Codecademy, which is free. Other great sites and apps similar to ^E}{pressi()n\$ are Code.org (Free), Grasshopper (Free), Programming Hub (Freemium) and SitePoint (Freemium).

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The best way to learn Regular Expressions is to play with combinations. Our game introduces the parts, then challenges your...

1. ## SQLZOO

• FreeProprietary
• Online
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SQLZoo includes tutorials and reference to support people learning SQL. It features:
2. ## Duomly

• FreemiumProprietary
• Software as a Service (SaaS)
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We believe everyone can learn how to code, so we are making learning fun and easy!.

3. ## CodeHS

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Teaching computer science to high school by providing web-based curriculum, teacher tools and resources, and professional development.
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4. ## Finitris

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Finitris is a game where the objective is to construct a finite state machine given a regular expression. This is done by placing states on the game field, and labeling the connecting arrows with particular characters.
5. ## Delivering Freight ASAP

• FreeProprietary
• Android
• iPhone
• Android Tablet
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Welcome to Delivering Freight ASAP. This application is a riveting puzzle game and an educational tool rolled into one. Play the three increasingly difficult levels of Delivering Freight ASAP, and learn how Deterministic Finite-State Automata work.

6. ## DFA Tester

• FreeProprietary
• Android
• Android Tablet
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Need to test a deterministic finite automaton for an upcoming course assignment, or just curious? Then you've come to the right place! DFA Tester is a simple and intuitive application to build and test deterministic finite automatons.
7. ## Codeolo

• FreeProprietary
• Online
• Android
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Codeolo is a 💯% free, easy, ad-free and safe way to learn computer coding languages like HTML, JavaScript and CSS. Codeolo guides you through learning HTML, JavaScript and CSS by explaining what each tag and word means.
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